Home / 2,566.38-3,540.55-1,895.79

Finding the Fourth Proportional to 2,566.38, 3,540.55 and 1,895.79

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Solution

The fourth proportional to 2,566.38, 3,540.55 and 1,895.79 is: 2,615.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.38 : 3,540.55 = 1,895.79 : x
  2. Step 2: Convert to fraction form
    2,566.38/3,540.55 = 1,895.79/x
  3. Step 3: Cross multiply
    2,566.38x = 3,540.55 × 1,895.79
  4. Step 4: Simplify right side
    2,566.38x = 6,712,139.28
  5. Step 5: Solve for x
    x = 6,712,139.28/2,566.38
  6. Step 6: Final answer
    x = 2,615.41

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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.