Home / 6,909.02-9,534.46-3,765.14

Finding the Fourth Proportional to 6,909.02, 9,534.46 and 3,765.14

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Solution

The fourth proportional to 6,909.02, 9,534.46 and 3,765.14 is: 5,195.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.02 : 9,534.46 = 3,765.14 : x
  2. Step 2: Convert to fraction form
    6,909.02/9,534.46 = 3,765.14/x
  3. Step 3: Cross multiply
    6,909.02x = 9,534.46 × 3,765.14
  4. Step 4: Simplify right side
    6,909.02x = 35,898,576.72
  5. Step 5: Solve for x
    x = 35,898,576.72/6,909.02
  6. Step 6: Final answer
    x = 5,195.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.