Home / 6,652.40-9,177.73-3,818.75

Finding the Fourth Proportional to 6,652.40, 9,177.73 and 3,818.75

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Solution

The fourth proportional to 6,652.40, 9,177.73 and 3,818.75 is: 5,268.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.40 : 9,177.73 = 3,818.75 : x
  2. Step 2: Convert to fraction form
    6,652.40/9,177.73 = 3,818.75/x
  3. Step 3: Cross multiply
    6,652.40x = 9,177.73 × 3,818.75
  4. Step 4: Simplify right side
    6,652.40x = 35,047,456.44
  5. Step 5: Solve for x
    x = 35,047,456.44/6,652.40
  6. Step 6: Final answer
    x = 5,268.39

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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.