Home / 7,930.75-10,944.43-4,345.71

Finding the Fourth Proportional to 7,930.75, 10,944.43 and 4,345.71

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Solution

The fourth proportional to 7,930.75, 10,944.43 and 4,345.71 is: 5,997.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.75 : 10,944.43 = 4,345.71 : x
  2. Step 2: Convert to fraction form
    7,930.75/10,944.43 = 4,345.71/x
  3. Step 3: Cross multiply
    7,930.75x = 10,944.43 × 4,345.71
  4. Step 4: Simplify right side
    7,930.75x = 47,561,308.03
  5. Step 5: Solve for x
    x = 47,561,308.03/7,930.75
  6. Step 6: Final answer
    x = 5,997.08

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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.