Home / 10,962.57-16,412.18-6,789.95

Finding the Fourth Proportional to 10,962.57, 16,412.18 and 6,789.95

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Solution

The fourth proportional to 10,962.57, 16,412.18 and 6,789.95 is: 10,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,962.57 : 16,412.18 = 6,789.95 : x
  2. Step 2: Convert to fraction form
    10,962.57/16,412.18 = 6,789.95/x
  3. Step 3: Cross multiply
    10,962.57x = 16,412.18 × 6,789.95
  4. Step 4: Simplify right side
    10,962.57x = 111,437,765.58
  5. Step 5: Solve for x
    x = 111,437,765.58/10,962.57
  6. Step 6: Final answer
    x = 10,165.30

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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.