Home / 6,077.28-8,387.13-3,389.37

Finding the Fourth Proportional to 6,077.28, 8,387.13 and 3,389.37

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Solution

The fourth proportional to 6,077.28, 8,387.13 and 3,389.37 is: 4,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.28 : 8,387.13 = 3,389.37 : x
  2. Step 2: Convert to fraction form
    6,077.28/8,387.13 = 3,389.37/x
  3. Step 3: Cross multiply
    6,077.28x = 8,387.13 × 3,389.37
  4. Step 4: Simplify right side
    6,077.28x = 28,427,086.81
  5. Step 5: Solve for x
    x = 28,427,086.81/6,077.28
  6. Step 6: Final answer
    x = 4,677.60

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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.