Home / 5,629.43-7,764.18-5,252.17

Finding the Fourth Proportional to 5,629.43, 7,764.18 and 5,252.17

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Solution

The fourth proportional to 5,629.43, 7,764.18 and 5,252.17 is: 7,243.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.43 : 7,764.18 = 5,252.17 : x
  2. Step 2: Convert to fraction form
    5,629.43/7,764.18 = 5,252.17/x
  3. Step 3: Cross multiply
    5,629.43x = 7,764.18 × 5,252.17
  4. Step 4: Simplify right side
    5,629.43x = 40,778,754.45
  5. Step 5: Solve for x
    x = 40,778,754.45/5,629.43
  6. Step 6: Final answer
    x = 7,243.85

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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.