Home / 5,630.43-7,765.56-5,253.17

Finding the Fourth Proportional to 5,630.43, 7,765.56 and 5,253.17

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Solution

The fourth proportional to 5,630.43, 7,765.56 and 5,253.17 is: 7,245.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.43 : 7,765.56 = 5,253.17 : x
  2. Step 2: Convert to fraction form
    5,630.43/7,765.56 = 5,253.17/x
  3. Step 3: Cross multiply
    5,630.43x = 7,765.56 × 5,253.17
  4. Step 4: Simplify right side
    5,630.43x = 40,793,806.83
  5. Step 5: Solve for x
    x = 40,793,806.83/5,630.43
  6. Step 6: Final answer
    x = 7,245.24

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1.5x scale

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.