Home / 8,350.28-12,521.46-3,083.57

Finding the Fourth Proportional to 8,350.28, 12,521.46 and 3,083.57

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Solution

The fourth proportional to 8,350.28, 12,521.46 and 3,083.57 is: 4,623.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.28 : 12,521.46 = 3,083.57 : x
  2. Step 2: Convert to fraction form
    8,350.28/12,521.46 = 3,083.57/x
  3. Step 3: Cross multiply
    8,350.28x = 12,521.46 × 3,083.57
  4. Step 4: Simplify right side
    8,350.28x = 38,610,798.41
  5. Step 5: Solve for x
    x = 38,610,798.41/8,350.28
  6. Step 6: Final answer
    x = 4,623.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.