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Finding the Fourth Proportional to 2,752.87, 3,798.90 and 1,493.93

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Solution

The fourth proportional to 2,752.87, 3,798.90 and 1,493.93 is: 2,061.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.87 : 3,798.90 = 1,493.93 : x
  2. Step 2: Convert to fraction form
    2,752.87/3,798.90 = 1,493.93/x
  3. Step 3: Cross multiply
    2,752.87x = 3,798.90 × 1,493.93
  4. Step 4: Simplify right side
    2,752.87x = 5,675,290.68
  5. Step 5: Solve for x
    x = 5,675,290.68/2,752.87
  6. Step 6: Final answer
    x = 2,061.59

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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.