Home / 6,909.33-9,534.57-3,925.15

Finding the Fourth Proportional to 6,909.33, 9,534.57 and 3,925.15

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Solution

The fourth proportional to 6,909.33, 9,534.57 and 3,925.15 is: 5,416.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.33 : 9,534.57 = 3,925.15 : x
  2. Step 2: Convert to fraction form
    6,909.33/9,534.57 = 3,925.15/x
  3. Step 3: Cross multiply
    6,909.33x = 9,534.57 × 3,925.15
  4. Step 4: Simplify right side
    6,909.33x = 37,424,617.44
  5. Step 5: Solve for x
    x = 37,424,617.44/6,909.33
  6. Step 6: Final answer
    x = 5,416.53

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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.