Home / 6,331.28-8,737.10-3,498.84

Finding the Fourth Proportional to 6,331.28, 8,737.10 and 3,498.84

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Solution

The fourth proportional to 6,331.28, 8,737.10 and 3,498.84 is: 4,828.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.28 : 8,737.10 = 3,498.84 : x
  2. Step 2: Convert to fraction form
    6,331.28/8,737.10 = 3,498.84/x
  3. Step 3: Cross multiply
    6,331.28x = 8,737.10 × 3,498.84
  4. Step 4: Simplify right side
    6,331.28x = 30,569,723.71
  5. Step 5: Solve for x
    x = 30,569,723.71/6,331.28
  6. Step 6: Final answer
    x = 4,828.37

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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.