Home / 7,560.24-10,429.76-5,039.90

Finding the Fourth Proportional to 7,560.24, 10,429.76 and 5,039.90

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Solution

The fourth proportional to 7,560.24, 10,429.76 and 5,039.90 is: 6,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.24 : 10,429.76 = 5,039.90 : x
  2. Step 2: Convert to fraction form
    7,560.24/10,429.76 = 5,039.90/x
  3. Step 3: Cross multiply
    7,560.24x = 10,429.76 × 5,039.90
  4. Step 4: Simplify right side
    7,560.24x = 52,564,947.42
  5. Step 5: Solve for x
    x = 52,564,947.42/7,560.24
  6. Step 6: Final answer
    x = 6,952.81

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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.