Home / 7,456.39-10,274.66-5,767.54

Finding the Fourth Proportional to 7,456.39, 10,274.66 and 5,767.54

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Solution

The fourth proportional to 7,456.39, 10,274.66 and 5,767.54 is: 7,947.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.39 : 10,274.66 = 5,767.54 : x
  2. Step 2: Convert to fraction form
    7,456.39/10,274.66 = 5,767.54/x
  3. Step 3: Cross multiply
    7,456.39x = 10,274.66 × 5,767.54
  4. Step 4: Simplify right side
    7,456.39x = 59,259,483.70
  5. Step 5: Solve for x
    x = 59,259,483.70/7,456.39
  6. Step 6: Final answer
    x = 7,947.48

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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.