Home / 3,706.24-5,532.32-3,432.16

Finding the Fourth Proportional to 3,706.24, 5,532.32 and 3,432.16

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Solution

The fourth proportional to 3,706.24, 5,532.32 and 3,432.16 is: 5,123.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706.24 : 5,532.32 = 3,432.16 : x
  2. Step 2: Convert to fraction form
    3,706.24/5,532.32 = 3,432.16/x
  3. Step 3: Cross multiply
    3,706.24x = 5,532.32 × 3,432.16
  4. Step 4: Simplify right side
    3,706.24x = 18,987,807.41
  5. Step 5: Solve for x
    x = 18,987,807.41/3,706.24
  6. Step 6: Final answer
    x = 5,123.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.