Home / 10,077.14-15,117.03-3,503.82

Finding the Fourth Proportional to 10,077.14, 15,117.03 and 3,503.82

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Solution

The fourth proportional to 10,077.14, 15,117.03 and 3,503.82 is: 5,256.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077.14 : 15,117.03 = 3,503.82 : x
  2. Step 2: Convert to fraction form
    10,077.14/15,117.03 = 3,503.82/x
  3. Step 3: Cross multiply
    10,077.14x = 15,117.03 × 3,503.82
  4. Step 4: Simplify right side
    10,077.14x = 52,967,352.05
  5. Step 5: Solve for x
    x = 52,967,352.05/10,077.14
  6. Step 6: Final answer
    x = 5,256.19

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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.