Home / 1,474.51-2,032.94-1,120.81

Finding the Fourth Proportional to 1,474.51, 2,032.94 and 1,120.81

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Solution

The fourth proportional to 1,474.51, 2,032.94 and 1,120.81 is: 1,545.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.51 : 2,032.94 = 1,120.81 : x
  2. Step 2: Convert to fraction form
    1,474.51/2,032.94 = 1,120.81/x
  3. Step 3: Cross multiply
    1,474.51x = 2,032.94 × 1,120.81
  4. Step 4: Simplify right side
    1,474.51x = 2,278,523.71
  5. Step 5: Solve for x
    x = 2,278,523.71/1,474.51
  6. Step 6: Final answer
    x = 1,545.28

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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.