Home / 5,149.02-7,708.92-4,317.96

Finding the Fourth Proportional to 5,149.02, 7,708.92 and 4,317.96

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Solution

The fourth proportional to 5,149.02, 7,708.92 and 4,317.96 is: 6,464.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.02 : 7,708.92 = 4,317.96 : x
  2. Step 2: Convert to fraction form
    5,149.02/7,708.92 = 4,317.96/x
  3. Step 3: Cross multiply
    5,149.02x = 7,708.92 × 4,317.96
  4. Step 4: Simplify right side
    5,149.02x = 33,286,808.20
  5. Step 5: Solve for x
    x = 33,286,808.20/5,149.02
  6. Step 6: Final answer
    x = 6,464.69

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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.