Home / 10,051.83-15,077.75-3,474.43

Finding the Fourth Proportional to 10,051.83, 15,077.75 and 3,474.43

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Solution

The fourth proportional to 10,051.83, 15,077.75 and 3,474.43 is: 5,211.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.83 : 15,077.75 = 3,474.43 : x
  2. Step 2: Convert to fraction form
    10,051.83/15,077.75 = 3,474.43/x
  3. Step 3: Cross multiply
    10,051.83x = 15,077.75 × 3,474.43
  4. Step 4: Simplify right side
    10,051.83x = 52,386,531.87
  5. Step 5: Solve for x
    x = 52,386,531.87/10,051.83
  6. Step 6: Final answer
    x = 5,211.64

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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.