Home / 10,103.08-15,157.08-3,177.58

Finding the Fourth Proportional to 10,103.08, 15,157.08 and 3,177.58

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Solution

The fourth proportional to 10,103.08, 15,157.08 and 3,177.58 is: 4,767.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103.08 : 15,157.08 = 3,177.58 : x
  2. Step 2: Convert to fraction form
    10,103.08/15,157.08 = 3,177.58/x
  3. Step 3: Cross multiply
    10,103.08x = 15,157.08 × 3,177.58
  4. Step 4: Simplify right side
    10,103.08x = 48,162,834.27
  5. Step 5: Solve for x
    x = 48,162,834.27/10,103.08
  6. Step 6: Final answer
    x = 4,767.14

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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.