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Finding the Fourth Proportional to 5,080.64, 7,612.22 and 4,567.05

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Solution

The fourth proportional to 5,080.64, 7,612.22 and 4,567.05 is: 6,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.64 : 7,612.22 = 4,567.05 : x
  2. Step 2: Convert to fraction form
    5,080.64/7,612.22 = 4,567.05/x
  3. Step 3: Cross multiply
    5,080.64x = 7,612.22 × 4,567.05
  4. Step 4: Simplify right side
    5,080.64x = 34,765,400.77
  5. Step 5: Solve for x
    x = 34,765,400.77/5,080.64
  6. Step 6: Final answer
    x = 6,842.73

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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.