Home / 9,134.02-13,690.66-3,865.75

Finding the Fourth Proportional to 9,134.02, 13,690.66 and 3,865.75

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Solution

The fourth proportional to 9,134.02, 13,690.66 and 3,865.75 is: 5,794.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134.02 : 13,690.66 = 3,865.75 : x
  2. Step 2: Convert to fraction form
    9,134.02/13,690.66 = 3,865.75/x
  3. Step 3: Cross multiply
    9,134.02x = 13,690.66 × 3,865.75
  4. Step 4: Simplify right side
    9,134.02x = 52,924,668.90
  5. Step 5: Solve for x
    x = 52,924,668.90/9,134.02
  6. Step 6: Final answer
    x = 5,794.24

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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.