Home / 5,576.04-8,364.54-1,680.12

Finding the Fourth Proportional to 5,576.04, 8,364.54 and 1,680.12

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Solution

The fourth proportional to 5,576.04, 8,364.54 and 1,680.12 is: 2,520.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.04 : 8,364.54 = 1,680.12 : x
  2. Step 2: Convert to fraction form
    5,576.04/8,364.54 = 1,680.12/x
  3. Step 3: Cross multiply
    5,576.04x = 8,364.54 × 1,680.12
  4. Step 4: Simplify right side
    5,576.04x = 14,053,430.94
  5. Step 5: Solve for x
    x = 14,053,430.94/5,576.04
  6. Step 6: Final answer
    x = 2,520.32

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Half scale
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Double scale
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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.