Home / 6,077.90-8,387.50-3,425.32

Finding the Fourth Proportional to 6,077.90, 8,387.50 and 3,425.32

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Solution

The fourth proportional to 6,077.90, 8,387.50 and 3,425.32 is: 4,726.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.90 : 8,387.50 = 3,425.32 : x
  2. Step 2: Convert to fraction form
    6,077.90/8,387.50 = 3,425.32/x
  3. Step 3: Cross multiply
    6,077.90x = 8,387.50 × 3,425.32
  4. Step 4: Simplify right side
    6,077.90x = 28,729,871.50
  5. Step 5: Solve for x
    x = 28,729,871.50/6,077.90
  6. Step 6: Final answer
    x = 4,726.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.