Home / 6,077.84-8,387.51-3,425.28

Finding the Fourth Proportional to 6,077.84, 8,387.51 and 3,425.28

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Solution

The fourth proportional to 6,077.84, 8,387.51 and 3,425.28 is: 4,726.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.84 : 8,387.51 = 3,425.28 : x
  2. Step 2: Convert to fraction form
    6,077.84/8,387.51 = 3,425.28/x
  3. Step 3: Cross multiply
    6,077.84x = 8,387.51 × 3,425.28
  4. Step 4: Simplify right side
    6,077.84x = 28,729,553.13
  5. Step 5: Solve for x
    x = 28,729,553.13/6,077.84
  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.