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Finding the Fourth Proportional to 2,547.54, 3,798.69 and 2,542.86

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Solution

The fourth proportional to 2,547.54, 3,798.69 and 2,542.86 is: 3,791.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547.54 : 3,798.69 = 2,542.86 : x
  2. Step 2: Convert to fraction form
    2,547.54/3,798.69 = 2,542.86/x
  3. Step 3: Cross multiply
    2,547.54x = 3,798.69 × 2,542.86
  4. Step 4: Simplify right side
    2,547.54x = 9,659,536.85
  5. Step 5: Solve for x
    x = 9,659,536.85/2,547.54
  6. Step 6: Final answer
    x = 3,791.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.