Home / 3,066.80-4,595.40-2,577.20

Finding the Fourth Proportional to 3,066.80, 4,595.40 and 2,577.20

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Solution

The fourth proportional to 3,066.80, 4,595.40 and 2,577.20 is: 3,861.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.80 : 4,595.40 = 2,577.20 : x
  2. Step 2: Convert to fraction form
    3,066.80/4,595.40 = 2,577.20/x
  3. Step 3: Cross multiply
    3,066.80x = 4,595.40 × 2,577.20
  4. Step 4: Simplify right side
    3,066.80x = 11,843,264.88
  5. Step 5: Solve for x
    x = 11,843,264.88/3,066.80
  6. Step 6: Final answer
    x = 3,861.77

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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.