Home / 6,333.18-8,739.12-3,680.04

Finding the Fourth Proportional to 6,333.18, 8,739.12 and 3,680.04

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Solution

The fourth proportional to 6,333.18, 8,739.12 and 3,680.04 is: 5,078.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,333.18 : 8,739.12 = 3,680.04 : x
  2. Step 2: Convert to fraction form
    6,333.18/8,739.12 = 3,680.04/x
  3. Step 3: Cross multiply
    6,333.18x = 8,739.12 × 3,680.04
  4. Step 4: Simplify right side
    6,333.18x = 32,160,311.16
  5. Step 5: Solve for x
    x = 32,160,311.16/6,333.18
  6. Step 6: Final answer
    x = 5,078.07

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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.