Home / 2,502.49-3,449.78-1,754.19

Finding the Fourth Proportional to 2,502.49, 3,449.78 and 1,754.19

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Solution

The fourth proportional to 2,502.49, 3,449.78 and 1,754.19 is: 2,418.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.49 : 3,449.78 = 1,754.19 : x
  2. Step 2: Convert to fraction form
    2,502.49/3,449.78 = 1,754.19/x
  3. Step 3: Cross multiply
    2,502.49x = 3,449.78 × 1,754.19
  4. Step 4: Simplify right side
    2,502.49x = 6,051,560.81
  5. Step 5: Solve for x
    x = 6,051,560.81/2,502.49
  6. Step 6: Final answer
    x = 2,418.22

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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.