Home / 11,710.49-17,572.65-4,320.11

Finding the Fourth Proportional to 11,710.49, 17,572.65 and 4,320.11

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Solution

The fourth proportional to 11,710.49, 17,572.65 and 4,320.11 is: 6,482.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,710.49 : 17,572.65 = 4,320.11 : x
  2. Step 2: Convert to fraction form
    11,710.49/17,572.65 = 4,320.11/x
  3. Step 3: Cross multiply
    11,710.49x = 17,572.65 × 4,320.11
  4. Step 4: Simplify right side
    11,710.49x = 75,915,780.99
  5. Step 5: Solve for x
    x = 75,915,780.99/11,710.49
  6. Step 6: Final answer
    x = 6,482.72

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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.