Home / 7,687.17-10,608.19-4,330.33

Finding the Fourth Proportional to 7,687.17, 10,608.19 and 4,330.33

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Solution

The fourth proportional to 7,687.17, 10,608.19 and 4,330.33 is: 5,975.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,687.17 : 10,608.19 = 4,330.33 : x
  2. Step 2: Convert to fraction form
    7,687.17/10,608.19 = 4,330.33/x
  3. Step 3: Cross multiply
    7,687.17x = 10,608.19 × 4,330.33
  4. Step 4: Simplify right side
    7,687.17x = 45,936,926.06
  5. Step 5: Solve for x
    x = 45,936,926.06/7,687.17
  6. Step 6: Final answer
    x = 5,975.79

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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.