Home / 5,005.92-7,508.40-1,542.24

Finding the Fourth Proportional to 5,005.92, 7,508.40 and 1,542.24

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Solution

The fourth proportional to 5,005.92, 7,508.40 and 1,542.24 is: 2,313.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.92 : 7,508.40 = 1,542.24 : x
  2. Step 2: Convert to fraction form
    5,005.92/7,508.40 = 1,542.24/x
  3. Step 3: Cross multiply
    5,005.92x = 7,508.40 × 1,542.24
  4. Step 4: Simplify right side
    5,005.92x = 11,579,754.82
  5. Step 5: Solve for x
    x = 11,579,754.82/5,005.92
  6. Step 6: Final answer
    x = 2,313.21

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1.5x scale

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.