Home / 9,654.20-13,323.32-5,876.77

Finding the Fourth Proportional to 9,654.20, 13,323.32 and 5,876.77

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Solution

The fourth proportional to 9,654.20, 13,323.32 and 5,876.77 is: 8,110.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,654.20 : 13,323.32 = 5,876.77 : x
  2. Step 2: Convert to fraction form
    9,654.20/13,323.32 = 5,876.77/x
  3. Step 3: Cross multiply
    9,654.20x = 13,323.32 × 5,876.77
  4. Step 4: Simplify right side
    9,654.20x = 78,297,991.28
  5. Step 5: Solve for x
    x = 78,297,991.28/9,654.20
  6. Step 6: Final answer
    x = 8,110.25

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.