Home / 8,085.49-11,157.85-4,548.69

Finding the Fourth Proportional to 8,085.49, 11,157.85 and 4,548.69

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Solution

The fourth proportional to 8,085.49, 11,157.85 and 4,548.69 is: 6,277.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085.49 : 11,157.85 = 4,548.69 : x
  2. Step 2: Convert to fraction form
    8,085.49/11,157.85 = 4,548.69/x
  3. Step 3: Cross multiply
    8,085.49x = 11,157.85 × 4,548.69
  4. Step 4: Simplify right side
    8,085.49x = 50,753,600.72
  5. Step 5: Solve for x
    x = 50,753,600.72/8,085.49
  6. Step 6: Final answer
    x = 6,277.12

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Half scale
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Double scale
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Similar ratio
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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.