Home / 8,950.93-12,350.30-5,414.07

Finding the Fourth Proportional to 8,950.93, 12,350.30 and 5,414.07

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Solution

The fourth proportional to 8,950.93, 12,350.30 and 5,414.07 is: 7,470.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950.93 : 12,350.30 = 5,414.07 : x
  2. Step 2: Convert to fraction form
    8,950.93/12,350.30 = 5,414.07/x
  3. Step 3: Cross multiply
    8,950.93x = 12,350.30 × 5,414.07
  4. Step 4: Simplify right side
    8,950.93x = 66,865,299.90
  5. Step 5: Solve for x
    x = 66,865,299.90/8,950.93
  6. Step 6: Final answer
    x = 7,470.21

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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.