Home / 2,292.38-3,163.55-1,244.51

Finding the Fourth Proportional to 2,292.38, 3,163.55 and 1,244.51

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Solution

The fourth proportional to 2,292.38, 3,163.55 and 1,244.51 is: 1,717.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.38 : 3,163.55 = 1,244.51 : x
  2. Step 2: Convert to fraction form
    2,292.38/3,163.55 = 1,244.51/x
  3. Step 3: Cross multiply
    2,292.38x = 3,163.55 × 1,244.51
  4. Step 4: Simplify right side
    2,292.38x = 3,937,047.57
  5. Step 5: Solve for x
    x = 3,937,047.57/2,292.38
  6. Step 6: Final answer
    x = 1,717.45

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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.