Home / 4,030.38-5,565.48-2,540.79

Finding the Fourth Proportional to 4,030.38, 5,565.48 and 2,540.79

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Solution

The fourth proportional to 4,030.38, 5,565.48 and 2,540.79 is: 3,508.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.38 : 5,565.48 = 2,540.79 : x
  2. Step 2: Convert to fraction form
    4,030.38/5,565.48 = 2,540.79/x
  3. Step 3: Cross multiply
    4,030.38x = 5,565.48 × 2,540.79
  4. Step 4: Simplify right side
    4,030.38x = 14,140,715.93
  5. Step 5: Solve for x
    x = 14,140,715.93/4,030.38
  6. Step 6: Final answer
    x = 3,508.53

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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.