Home / 3,747.34-5,617.35-2,430.28

Finding the Fourth Proportional to 3,747.34, 5,617.35 and 2,430.28

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Solution

The fourth proportional to 3,747.34, 5,617.35 and 2,430.28 is: 3,643.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.34 : 5,617.35 = 2,430.28 : x
  2. Step 2: Convert to fraction form
    3,747.34/5,617.35 = 2,430.28/x
  3. Step 3: Cross multiply
    3,747.34x = 5,617.35 × 2,430.28
  4. Step 4: Simplify right side
    3,747.34x = 13,651,693.12
  5. Step 5: Solve for x
    x = 13,651,693.12/3,747.34
  6. Step 6: Final answer
    x = 3,643.04

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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.