Home / 1,924.43-2,655.71-1,040.23

Finding the Fourth Proportional to 1,924.43, 2,655.71 and 1,040.23

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Solution

The fourth proportional to 1,924.43, 2,655.71 and 1,040.23 is: 1,435.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.43 : 2,655.71 = 1,040.23 : x
  2. Step 2: Convert to fraction form
    1,924.43/2,655.71 = 1,040.23/x
  3. Step 3: Cross multiply
    1,924.43x = 2,655.71 × 1,040.23
  4. Step 4: Simplify right side
    1,924.43x = 2,762,538.57
  5. Step 5: Solve for x
    x = 2,762,538.57/1,924.43
  6. Step 6: Final answer
    x = 1,435.51

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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.