Home / 6,242.89-9,364.35-3,948.97

Finding the Fourth Proportional to 6,242.89, 9,364.35 and 3,948.97

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Solution

The fourth proportional to 6,242.89, 9,364.35 and 3,948.97 is: 5,923.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.89 : 9,364.35 = 3,948.97 : x
  2. Step 2: Convert to fraction form
    6,242.89/9,364.35 = 3,948.97/x
  3. Step 3: Cross multiply
    6,242.89x = 9,364.35 × 3,948.97
  4. Step 4: Simplify right side
    6,242.89x = 36,979,537.22
  5. Step 5: Solve for x
    x = 36,979,537.22/6,242.89
  6. Step 6: Final answer
    x = 5,923.46

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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.