Home / 5,444.78-7,513.80-2,960.78

Finding the Fourth Proportional to 5,444.78, 7,513.80 and 2,960.78

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Solution

The fourth proportional to 5,444.78, 7,513.80 and 2,960.78 is: 4,085.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,444.78 : 7,513.80 = 2,960.78 : x
  2. Step 2: Convert to fraction form
    5,444.78/7,513.80 = 2,960.78/x
  3. Step 3: Cross multiply
    5,444.78x = 7,513.80 × 2,960.78
  4. Step 4: Simplify right side
    5,444.78x = 22,246,708.76
  5. Step 5: Solve for x
    x = 22,246,708.76/5,444.78
  6. Step 6: Final answer
    x = 4,085.88

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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.