Home / 10,499.19-15,750.39-3,572.07

Finding the Fourth Proportional to 10,499.19, 15,750.39 and 3,572.07

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Solution

The fourth proportional to 10,499.19, 15,750.39 and 3,572.07 is: 5,358.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,499.19 : 15,750.39 = 3,572.07 : x
  2. Step 2: Convert to fraction form
    10,499.19/15,750.39 = 3,572.07/x
  3. Step 3: Cross multiply
    10,499.19x = 15,750.39 × 3,572.07
  4. Step 4: Simplify right side
    10,499.19x = 56,261,495.61
  5. Step 5: Solve for x
    x = 56,261,495.61/10,499.19
  6. Step 6: Final answer
    x = 5,358.65

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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.