Home / 4,278.52-5,904.38-2,599.79

Finding the Fourth Proportional to 4,278.52, 5,904.38 and 2,599.79

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Solution

The fourth proportional to 4,278.52, 5,904.38 and 2,599.79 is: 3,587.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.52 : 5,904.38 = 2,599.79 : x
  2. Step 2: Convert to fraction form
    4,278.52/5,904.38 = 2,599.79/x
  3. Step 3: Cross multiply
    4,278.52x = 5,904.38 × 2,599.79
  4. Step 4: Simplify right side
    4,278.52x = 15,350,135.08
  5. Step 5: Solve for x
    x = 15,350,135.08/4,278.52
  6. Step 6: Final answer
    x = 3,587.72

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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.