Home / 6,240.75-8,612.24-3,446.43

Finding the Fourth Proportional to 6,240.75, 8,612.24 and 3,446.43

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Solution

The fourth proportional to 6,240.75, 8,612.24 and 3,446.43 is: 4,756.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.75 : 8,612.24 = 3,446.43 : x
  2. Step 2: Convert to fraction form
    6,240.75/8,612.24 = 3,446.43/x
  3. Step 3: Cross multiply
    6,240.75x = 8,612.24 × 3,446.43
  4. Step 4: Simplify right side
    6,240.75x = 29,681,465.07
  5. Step 5: Solve for x
    x = 29,681,465.07/6,240.75
  6. Step 6: Final answer
    x = 4,756.07

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Half scale
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Double scale
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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.