Home / 4,434.38-6,651.03-1,147.20

Finding the Fourth Proportional to 4,434.38, 6,651.03 and 1,147.20

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Solution

The fourth proportional to 4,434.38, 6,651.03 and 1,147.20 is: 1,720.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,434.38 : 6,651.03 = 1,147.20 : x
  2. Step 2: Convert to fraction form
    4,434.38/6,651.03 = 1,147.20/x
  3. Step 3: Cross multiply
    4,434.38x = 6,651.03 × 1,147.20
  4. Step 4: Simplify right side
    4,434.38x = 7,630,061.62
  5. Step 5: Solve for x
    x = 7,630,061.62/4,434.38
  6. Step 6: Final answer
    x = 1,720.66

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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.