Home / 6,195.60-9,293.40-5,490.90

Finding the Fourth Proportional to 6,195.60, 9,293.40 and 5,490.90

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Solution

The fourth proportional to 6,195.60, 9,293.40 and 5,490.90 is: 8,236.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,195.60 : 9,293.40 = 5,490.90 : x
  2. Step 2: Convert to fraction form
    6,195.60/9,293.40 = 5,490.90/x
  3. Step 3: Cross multiply
    6,195.60x = 9,293.40 × 5,490.90
  4. Step 4: Simplify right side
    6,195.60x = 51,029,130.06
  5. Step 5: Solve for x
    x = 51,029,130.06/6,195.60
  6. Step 6: Final answer
    x = 8,236.35

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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.