Home / 10,071.18-15,113.66-3,497.31

Finding the Fourth Proportional to 10,071.18, 15,113.66 and 3,497.31

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Solution

The fourth proportional to 10,071.18, 15,113.66 and 3,497.31 is: 5,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071.18 : 15,113.66 = 3,497.31 : x
  2. Step 2: Convert to fraction form
    10,071.18/15,113.66 = 3,497.31/x
  3. Step 3: Cross multiply
    10,071.18x = 15,113.66 × 3,497.31
  4. Step 4: Simplify right side
    10,071.18x = 52,857,136.77
  5. Step 5: Solve for x
    x = 52,857,136.77/10,071.18
  6. Step 6: Final answer
    x = 5,248.36

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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.