Home / 3,569.13-5,343.57-3,128.04

Finding the Fourth Proportional to 3,569.13, 5,343.57 and 3,128.04

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Solution

The fourth proportional to 3,569.13, 5,343.57 and 3,128.04 is: 4,683.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.13 : 5,343.57 = 3,128.04 : x
  2. Step 2: Convert to fraction form
    3,569.13/5,343.57 = 3,128.04/x
  3. Step 3: Cross multiply
    3,569.13x = 5,343.57 × 3,128.04
  4. Step 4: Simplify right side
    3,569.13x = 16,714,900.70
  5. Step 5: Solve for x
    x = 16,714,900.70/3,569.13
  6. Step 6: Final answer
    x = 4,683.19

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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.