Home / 10,493.75-15,742.29-3,474.02

Finding the Fourth Proportional to 10,493.75, 15,742.29 and 3,474.02

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Solution

The fourth proportional to 10,493.75, 15,742.29 and 3,474.02 is: 5,211.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493.75 : 15,742.29 = 3,474.02 : x
  2. Step 2: Convert to fraction form
    10,493.75/15,742.29 = 3,474.02/x
  3. Step 3: Cross multiply
    10,493.75x = 15,742.29 × 3,474.02
  4. Step 4: Simplify right side
    10,493.75x = 54,689,030.31
  5. Step 5: Solve for x
    x = 54,689,030.31/10,493.75
  6. Step 6: Final answer
    x = 5,211.58

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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.