Home / 4,387.36-6,577.20-2,077.12

Finding the Fourth Proportional to 4,387.36, 6,577.20 and 2,077.12

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Solution

The fourth proportional to 4,387.36, 6,577.20 and 2,077.12 is: 3,113.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.36 : 6,577.20 = 2,077.12 : x
  2. Step 2: Convert to fraction form
    4,387.36/6,577.20 = 2,077.12/x
  3. Step 3: Cross multiply
    4,387.36x = 6,577.20 × 2,077.12
  4. Step 4: Simplify right side
    4,387.36x = 13,661,633.66
  5. Step 5: Solve for x
    x = 13,661,633.66/4,387.36
  6. Step 6: Final answer
    x = 3,113.86

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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.