Home / 5,252.52-7,248.64-2,862.56

Finding the Fourth Proportional to 5,252.52, 7,248.64 and 2,862.56

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Solution

The fourth proportional to 5,252.52, 7,248.64 and 2,862.56 is: 3,950.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.52 : 7,248.64 = 2,862.56 : x
  2. Step 2: Convert to fraction form
    5,252.52/7,248.64 = 2,862.56/x
  3. Step 3: Cross multiply
    5,252.52x = 7,248.64 × 2,862.56
  4. Step 4: Simplify right side
    5,252.52x = 20,749,666.92
  5. Step 5: Solve for x
    x = 20,749,666.92/5,252.52
  6. Step 6: Final answer
    x = 3,950.42

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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.