Home / 10,466.76-15,698.40-3,446.88

Finding the Fourth Proportional to 10,466.76, 15,698.40 and 3,446.88

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Solution

The fourth proportional to 10,466.76, 15,698.40 and 3,446.88 is: 5,169.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,466.76 : 15,698.40 = 3,446.88 : x
  2. Step 2: Convert to fraction form
    10,466.76/15,698.40 = 3,446.88/x
  3. Step 3: Cross multiply
    10,466.76x = 15,698.40 × 3,446.88
  4. Step 4: Simplify right side
    10,466.76x = 54,110,500.99
  5. Step 5: Solve for x
    x = 54,110,500.99/10,466.76
  6. Step 6: Final answer
    x = 5,169.75

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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.