Home / 6,078.19-9,117.29-3,150.35

Finding the Fourth Proportional to 6,078.19, 9,117.29 and 3,150.35

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Solution

The fourth proportional to 6,078.19, 9,117.29 and 3,150.35 is: 4,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078.19 : 9,117.29 = 3,150.35 : x
  2. Step 2: Convert to fraction form
    6,078.19/9,117.29 = 3,150.35/x
  3. Step 3: Cross multiply
    6,078.19x = 9,117.29 × 3,150.35
  4. Step 4: Simplify right side
    6,078.19x = 28,722,654.55
  5. Step 5: Solve for x
    x = 28,722,654.55/6,078.19
  6. Step 6: Final answer
    x = 4,725.53

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.