Home / 6,240.66-8,612.10-3,446.16

Finding the Fourth Proportional to 6,240.66, 8,612.10 and 3,446.16

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Solution

The fourth proportional to 6,240.66, 8,612.10 and 3,446.16 is: 4,755.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.66 : 8,612.10 = 3,446.16 : x
  2. Step 2: Convert to fraction form
    6,240.66/8,612.10 = 3,446.16/x
  3. Step 3: Cross multiply
    6,240.66x = 8,612.10 × 3,446.16
  4. Step 4: Simplify right side
    6,240.66x = 29,678,674.54
  5. Step 5: Solve for x
    x = 29,678,674.54/6,240.66
  6. Step 6: Final answer
    x = 4,755.69

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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.