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Finding the Fourth Proportional to 6,062.78, 9,094.13 and 1,680.21

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Solution

The fourth proportional to 6,062.78, 9,094.13 and 1,680.21 is: 2,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,062.78 : 9,094.13 = 1,680.21 : x
  2. Step 2: Convert to fraction form
    6,062.78/9,094.13 = 1,680.21/x
  3. Step 3: Cross multiply
    6,062.78x = 9,094.13 × 1,680.21
  4. Step 4: Simplify right side
    6,062.78x = 15,280,039.77
  5. Step 5: Solve for x
    x = 15,280,039.77/6,062.78
  6. Step 6: Final answer
    x = 2,520.30

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Half scale
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Double scale
Find fourth proportional to 6,063.78, 9,095.62 and 1,681.21
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.