Home / 5,931.15-8,184.42-3,278.13

Finding the Fourth Proportional to 5,931.15, 8,184.42 and 3,278.13

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Solution

The fourth proportional to 5,931.15, 8,184.42 and 3,278.13 is: 4,523.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.15 : 8,184.42 = 3,278.13 : x
  2. Step 2: Convert to fraction form
    5,931.15/8,184.42 = 3,278.13/x
  3. Step 3: Cross multiply
    5,931.15x = 8,184.42 × 3,278.13
  4. Step 4: Simplify right side
    5,931.15x = 26,829,592.73
  5. Step 5: Solve for x
    x = 26,829,592.73/5,931.15
  6. Step 6: Final answer
    x = 4,523.51

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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.