Home / 10,899.95-16,337.49-4,963.61

Finding the Fourth Proportional to 10,899.95, 16,337.49 and 4,963.61

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Solution

The fourth proportional to 10,899.95, 16,337.49 and 4,963.61 is: 7,439.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899.95 : 16,337.49 = 4,963.61 : x
  2. Step 2: Convert to fraction form
    10,899.95/16,337.49 = 4,963.61/x
  3. Step 3: Cross multiply
    10,899.95x = 16,337.49 × 4,963.61
  4. Step 4: Simplify right side
    10,899.95x = 81,092,928.74
  5. Step 5: Solve for x
    x = 81,092,928.74/10,899.95
  6. Step 6: Final answer
    x = 7,439.75

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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.