Home / 6,909.03-9,534.51-3,765.15

Finding the Fourth Proportional to 6,909.03, 9,534.51 and 3,765.15

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Solution

The fourth proportional to 6,909.03, 9,534.51 and 3,765.15 is: 5,195.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.03 : 9,534.51 = 3,765.15 : x
  2. Step 2: Convert to fraction form
    6,909.03/9,534.51 = 3,765.15/x
  3. Step 3: Cross multiply
    6,909.03x = 9,534.51 × 3,765.15
  4. Step 4: Simplify right side
    6,909.03x = 35,898,860.33
  5. Step 5: Solve for x
    x = 35,898,860.33/6,909.03
  6. Step 6: Final answer
    x = 5,195.93

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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.