Home / 11,572.51-17,355.17-4,176.01

Finding the Fourth Proportional to 11,572.51, 17,355.17 and 4,176.01

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Solution

The fourth proportional to 11,572.51, 17,355.17 and 4,176.01 is: 6,262.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.51 : 17,355.17 = 4,176.01 : x
  2. Step 2: Convert to fraction form
    11,572.51/17,355.17 = 4,176.01/x
  3. Step 3: Cross multiply
    11,572.51x = 17,355.17 × 4,176.01
  4. Step 4: Simplify right side
    11,572.51x = 72,475,276.70
  5. Step 5: Solve for x
    x = 72,475,276.70/11,572.51
  6. Step 6: Final answer
    x = 6,262.71

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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.