Home / 11,372.28-15,675.57-7,587.96

Finding the Fourth Proportional to 11,372.28, 15,675.57 and 7,587.96

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Solution

The fourth proportional to 11,372.28, 15,675.57 and 7,587.96 is: 10,459.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.28 : 15,675.57 = 7,587.96 : x
  2. Step 2: Convert to fraction form
    11,372.28/15,675.57 = 7,587.96/x
  3. Step 3: Cross multiply
    11,372.28x = 15,675.57 × 7,587.96
  4. Step 4: Simplify right side
    11,372.28x = 118,945,598.14
  5. Step 5: Solve for x
    x = 118,945,598.14/11,372.28
  6. Step 6: Final answer
    x = 10,459.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.