Home / 7,081.45-9,773.63-4,098.93

Finding the Fourth Proportional to 7,081.45, 9,773.63 and 4,098.93

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Solution

The fourth proportional to 7,081.45, 9,773.63 and 4,098.93 is: 5,657.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081.45 : 9,773.63 = 4,098.93 : x
  2. Step 2: Convert to fraction form
    7,081.45/9,773.63 = 4,098.93/x
  3. Step 3: Cross multiply
    7,081.45x = 9,773.63 × 4,098.93
  4. Step 4: Simplify right side
    7,081.45x = 40,061,425.22
  5. Step 5: Solve for x
    x = 40,061,425.22/7,081.45
  6. Step 6: Final answer
    x = 5,657.23

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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.