Home / 8,577.60-12,864.84-2,572.44

Finding the Fourth Proportional to 8,577.60, 12,864.84 and 2,572.44

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Solution

The fourth proportional to 8,577.60, 12,864.84 and 2,572.44 is: 3,858.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.60 : 12,864.84 = 2,572.44 : x
  2. Step 2: Convert to fraction form
    8,577.60/12,864.84 = 2,572.44/x
  3. Step 3: Cross multiply
    8,577.60x = 12,864.84 × 2,572.44
  4. Step 4: Simplify right side
    8,577.60x = 33,094,029.01
  5. Step 5: Solve for x
    x = 33,094,029.01/8,577.60
  6. Step 6: Final answer
    x = 3,858.19

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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.