Home / 7,276.73-10,041.05-4,089.38

Finding the Fourth Proportional to 7,276.73, 10,041.05 and 4,089.38

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Solution

The fourth proportional to 7,276.73, 10,041.05 and 4,089.38 is: 5,642.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.73 : 10,041.05 = 4,089.38 : x
  2. Step 2: Convert to fraction form
    7,276.73/10,041.05 = 4,089.38/x
  3. Step 3: Cross multiply
    7,276.73x = 10,041.05 × 4,089.38
  4. Step 4: Simplify right side
    7,276.73x = 41,061,629.07
  5. Step 5: Solve for x
    x = 41,061,629.07/7,276.73
  6. Step 6: Final answer
    x = 5,642.87

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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.