Home / 11,472.04-17,209.50-3,678.76

Finding the Fourth Proportional to 11,472.04, 17,209.50 and 3,678.76

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Solution

The fourth proportional to 11,472.04, 17,209.50 and 3,678.76 is: 5,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,472.04 : 17,209.50 = 3,678.76 : x
  2. Step 2: Convert to fraction form
    11,472.04/17,209.50 = 3,678.76/x
  3. Step 3: Cross multiply
    11,472.04x = 17,209.50 × 3,678.76
  4. Step 4: Simplify right side
    11,472.04x = 63,309,620.22
  5. Step 5: Solve for x
    x = 63,309,620.22/11,472.04
  6. Step 6: Final answer
    x = 5,518.60

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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.