Home / 9,000.03-13,504.20-3,451.53

Finding the Fourth Proportional to 9,000.03, 13,504.20 and 3,451.53

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Solution

The fourth proportional to 9,000.03, 13,504.20 and 3,451.53 is: 5,178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000.03 : 13,504.20 = 3,451.53 : x
  2. Step 2: Convert to fraction form
    9,000.03/13,504.20 = 3,451.53/x
  3. Step 3: Cross multiply
    9,000.03x = 13,504.20 × 3,451.53
  4. Step 4: Simplify right side
    9,000.03x = 46,610,083.91
  5. Step 5: Solve for x
    x = 46,610,083.91/9,000.03
  6. Step 6: Final answer
    x = 5,178.88

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1.5x scale

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.