Home / 10,169.76-15,228.72-4,962

Finding the Fourth Proportional to 10,169.76, 15,228.72 and 4,962

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Solution

The fourth proportional to 10,169.76, 15,228.72 and 4,962 is: 7,430.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,169.76 : 15,228.72 = 4,962 : x
  2. Step 2: Convert to fraction form
    10,169.76/15,228.72 = 4,962/x
  3. Step 3: Cross multiply
    10,169.76x = 15,228.72 × 4,962
  4. Step 4: Simplify right side
    10,169.76x = 75,564,908.64
  5. Step 5: Solve for x
    x = 75,564,908.64/10,169.76
  6. Step 6: Final answer
    x = 7,430.35

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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.