Home / 10,988.75-16,483.89-4,414.93

Finding the Fourth Proportional to 10,988.75, 16,483.89 and 4,414.93

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Solution

The fourth proportional to 10,988.75, 16,483.89 and 4,414.93 is: 6,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988.75 : 16,483.89 = 4,414.93 : x
  2. Step 2: Convert to fraction form
    10,988.75/16,483.89 = 4,414.93/x
  3. Step 3: Cross multiply
    10,988.75x = 16,483.89 × 4,414.93
  4. Step 4: Simplify right side
    10,988.75x = 72,775,209.44
  5. Step 5: Solve for x
    x = 72,775,209.44/10,988.75
  6. Step 6: Final answer
    x = 6,622.70

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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.