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Finding the Fourth Proportional to 8,776.98, 13,165.47 and 2,933.59

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Solution

The fourth proportional to 8,776.98, 13,165.47 and 2,933.59 is: 4,400.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.98 : 13,165.47 = 2,933.59 : x
  2. Step 2: Convert to fraction form
    8,776.98/13,165.47 = 2,933.59/x
  3. Step 3: Cross multiply
    8,776.98x = 13,165.47 × 2,933.59
  4. Step 4: Simplify right side
    8,776.98x = 38,622,010.64
  5. Step 5: Solve for x
    x = 38,622,010.64/8,776.98
  6. Step 6: Final answer
    x = 4,400.38

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Similar ratio
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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.