Home / 10,026.76-15,039.67-4,757.91

Finding the Fourth Proportional to 10,026.76, 15,039.67 and 4,757.91

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Solution

The fourth proportional to 10,026.76, 15,039.67 and 4,757.91 is: 7,136.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,026.76 : 15,039.67 = 4,757.91 : x
  2. Step 2: Convert to fraction form
    10,026.76/15,039.67 = 4,757.91/x
  3. Step 3: Cross multiply
    10,026.76x = 15,039.67 × 4,757.91
  4. Step 4: Simplify right side
    10,026.76x = 71,557,396.29
  5. Step 5: Solve for x
    x = 71,557,396.29/10,026.76
  6. Step 6: Final answer
    x = 7,136.64

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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.