Home / 7,472.52-10,311.30-4,328.10

Finding the Fourth Proportional to 7,472.52, 10,311.30 and 4,328.10

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Solution

The fourth proportional to 7,472.52, 10,311.30 and 4,328.10 is: 5,972.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.52 : 10,311.30 = 4,328.10 : x
  2. Step 2: Convert to fraction form
    7,472.52/10,311.30 = 4,328.10/x
  3. Step 3: Cross multiply
    7,472.52x = 10,311.30 × 4,328.10
  4. Step 4: Simplify right side
    7,472.52x = 44,628,337.53
  5. Step 5: Solve for x
    x = 44,628,337.53/7,472.52
  6. Step 6: Final answer
    x = 5,972.33

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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.