Home / 6,340.13-8,747.24-3,685.35

Finding the Fourth Proportional to 6,340.13, 8,747.24 and 3,685.35

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Solution

The fourth proportional to 6,340.13, 8,747.24 and 3,685.35 is: 5,084.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.13 : 8,747.24 = 3,685.35 : x
  2. Step 2: Convert to fraction form
    6,340.13/8,747.24 = 3,685.35/x
  3. Step 3: Cross multiply
    6,340.13x = 8,747.24 × 3,685.35
  4. Step 4: Simplify right side
    6,340.13x = 32,236,640.93
  5. Step 5: Solve for x
    x = 32,236,640.93/6,340.13
  6. Step 6: Final answer
    x = 5,084.54

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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.