Home / 6,110.28-8,432.42-3,384.87

Finding the Fourth Proportional to 6,110.28, 8,432.42 and 3,384.87

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Solution

The fourth proportional to 6,110.28, 8,432.42 and 3,384.87 is: 4,671.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,110.28 : 8,432.42 = 3,384.87 : x
  2. Step 2: Convert to fraction form
    6,110.28/8,432.42 = 3,384.87/x
  3. Step 3: Cross multiply
    6,110.28x = 8,432.42 × 3,384.87
  4. Step 4: Simplify right side
    6,110.28x = 28,542,645.49
  5. Step 5: Solve for x
    x = 28,542,645.49/6,110.28
  6. Step 6: Final answer
    x = 4,671.25

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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.