Home / 10,877.55-16,294.73-6,481.95

Finding the Fourth Proportional to 10,877.55, 16,294.73 and 6,481.95

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Solution

The fourth proportional to 10,877.55, 16,294.73 and 6,481.95 is: 9,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877.55 : 16,294.73 = 6,481.95 : x
  2. Step 2: Convert to fraction form
    10,877.55/16,294.73 = 6,481.95/x
  3. Step 3: Cross multiply
    10,877.55x = 16,294.73 × 6,481.95
  4. Step 4: Simplify right side
    10,877.55x = 105,621,592.71
  5. Step 5: Solve for x
    x = 105,621,592.71/10,877.55
  6. Step 6: Final answer
    x = 9,710.05

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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.