Home / 1,822.88-2,515.57-1,124.66

Finding the Fourth Proportional to 1,822.88, 2,515.57 and 1,124.66

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Solution

The fourth proportional to 1,822.88, 2,515.57 and 1,124.66 is: 1,552.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.88 : 2,515.57 = 1,124.66 : x
  2. Step 2: Convert to fraction form
    1,822.88/2,515.57 = 1,124.66/x
  3. Step 3: Cross multiply
    1,822.88x = 2,515.57 × 1,124.66
  4. Step 4: Simplify right side
    1,822.88x = 2,829,145.57
  5. Step 5: Solve for x
    x = 2,829,145.57/1,822.88
  6. Step 6: Final answer
    x = 1,552.02

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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.