Home / 10,045.25-15,053.44-5,653.43

Finding the Fourth Proportional to 10,045.25, 15,053.44 and 5,653.43

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Solution

The fourth proportional to 10,045.25, 15,053.44 and 5,653.43 is: 8,472.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045.25 : 15,053.44 = 5,653.43 : x
  2. Step 2: Convert to fraction form
    10,045.25/15,053.44 = 5,653.43/x
  3. Step 3: Cross multiply
    10,045.25x = 15,053.44 × 5,653.43
  4. Step 4: Simplify right side
    10,045.25x = 85,103,569.30
  5. Step 5: Solve for x
    x = 85,103,569.30/10,045.25
  6. Step 6: Final answer
    x = 8,472.02

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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.