Home / 10,843.83-16,253.19-4,988.15

Finding the Fourth Proportional to 10,843.83, 16,253.19 and 4,988.15

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Solution

The fourth proportional to 10,843.83, 16,253.19 and 4,988.15 is: 7,476.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,843.83 : 16,253.19 = 4,988.15 : x
  2. Step 2: Convert to fraction form
    10,843.83/16,253.19 = 4,988.15/x
  3. Step 3: Cross multiply
    10,843.83x = 16,253.19 × 4,988.15
  4. Step 4: Simplify right side
    10,843.83x = 81,073,349.70
  5. Step 5: Solve for x
    x = 81,073,349.70/10,843.83
  6. Step 6: Final answer
    x = 7,476.45

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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.