Home / 6,743.41-9,306.80-3,873.26

Finding the Fourth Proportional to 6,743.41, 9,306.80 and 3,873.26

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Solution

The fourth proportional to 6,743.41, 9,306.80 and 3,873.26 is: 5,345.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.41 : 9,306.80 = 3,873.26 : x
  2. Step 2: Convert to fraction form
    6,743.41/9,306.80 = 3,873.26/x
  3. Step 3: Cross multiply
    6,743.41x = 9,306.80 × 3,873.26
  4. Step 4: Simplify right side
    6,743.41x = 36,047,689.12
  5. Step 5: Solve for x
    x = 36,047,689.12/6,743.41
  6. Step 6: Final answer
    x = 5,345.62

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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.