Home / 7,081.06-9,773.07-4,098.71

Finding the Fourth Proportional to 7,081.06, 9,773.07 and 4,098.71

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Solution

The fourth proportional to 7,081.06, 9,773.07 and 4,098.71 is: 5,656.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081.06 : 9,773.07 = 4,098.71 : x
  2. Step 2: Convert to fraction form
    7,081.06/9,773.07 = 4,098.71/x
  3. Step 3: Cross multiply
    7,081.06x = 9,773.07 × 4,098.71
  4. Step 4: Simplify right side
    7,081.06x = 40,056,979.74
  5. Step 5: Solve for x
    x = 40,056,979.74/7,081.06
  6. Step 6: Final answer
    x = 5,656.92

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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.