Home / 10,472.24-14,450.30-6,491.90

Finding the Fourth Proportional to 10,472.24, 14,450.30 and 6,491.90

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Solution

The fourth proportional to 10,472.24, 14,450.30 and 6,491.90 is: 8,957.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,472.24 : 14,450.30 = 6,491.90 : x
  2. Step 2: Convert to fraction form
    10,472.24/14,450.30 = 6,491.90/x
  3. Step 3: Cross multiply
    10,472.24x = 14,450.30 × 6,491.90
  4. Step 4: Simplify right side
    10,472.24x = 93,809,902.57
  5. Step 5: Solve for x
    x = 93,809,902.57/10,472.24
  6. Step 6: Final answer
    x = 8,957.96

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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.