Home / 8,577.10-12,858.45-4,473.10

Finding the Fourth Proportional to 8,577.10, 12,858.45 and 4,473.10

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Solution

The fourth proportional to 8,577.10, 12,858.45 and 4,473.10 is: 6,705.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.10 : 12,858.45 = 4,473.10 : x
  2. Step 2: Convert to fraction form
    8,577.10/12,858.45 = 4,473.10/x
  3. Step 3: Cross multiply
    8,577.10x = 12,858.45 × 4,473.10
  4. Step 4: Simplify right side
    8,577.10x = 57,517,132.70
  5. Step 5: Solve for x
    x = 57,517,132.70/8,577.10
  6. Step 6: Final answer
    x = 6,705.90

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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.