Home / 5,753.04-7,931.16-4,865.28

Finding the Fourth Proportional to 5,753.04, 7,931.16 and 4,865.28

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Solution

The fourth proportional to 5,753.04, 7,931.16 and 4,865.28 is: 6,707.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753.04 : 7,931.16 = 4,865.28 : x
  2. Step 2: Convert to fraction form
    5,753.04/7,931.16 = 4,865.28/x
  3. Step 3: Cross multiply
    5,753.04x = 7,931.16 × 4,865.28
  4. Step 4: Simplify right side
    5,753.04x = 38,587,314.12
  5. Step 5: Solve for x
    x = 38,587,314.12/5,753.04
  6. Step 6: Final answer
    x = 6,707.29

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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.