Home / 6,191.47-8,546.61-4,202.92

Finding the Fourth Proportional to 6,191.47, 8,546.61 and 4,202.92

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Solution

The fourth proportional to 6,191.47, 8,546.61 and 4,202.92 is: 5,801.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191.47 : 8,546.61 = 4,202.92 : x
  2. Step 2: Convert to fraction form
    6,191.47/8,546.61 = 4,202.92/x
  3. Step 3: Cross multiply
    6,191.47x = 8,546.61 × 4,202.92
  4. Step 4: Simplify right side
    6,191.47x = 35,920,718.10
  5. Step 5: Solve for x
    x = 35,920,718.10/6,191.47
  6. Step 6: Final answer
    x = 5,801.65

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Half scale
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Double scale
Find fourth proportional to 6,192.47, 8,547.99 and 4,203.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.