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Finding the Fourth Proportional to 4,499.76, 6,739.20 and 4,344.08

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Solution

The fourth proportional to 4,499.76, 6,739.20 and 4,344.08 is: 6,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499.76 : 6,739.20 = 4,344.08 : x
  2. Step 2: Convert to fraction form
    4,499.76/6,739.20 = 4,344.08/x
  3. Step 3: Cross multiply
    4,499.76x = 6,739.20 × 4,344.08
  4. Step 4: Simplify right side
    4,499.76x = 29,275,623.94
  5. Step 5: Solve for x
    x = 29,275,623.94/4,499.76
  6. Step 6: Final answer
    x = 6,506.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.