Home / 2,264.95-3,125.79-1,320.97

Finding the Fourth Proportional to 2,264.95, 3,125.79 and 1,320.97

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Solution

The fourth proportional to 2,264.95, 3,125.79 and 1,320.97 is: 1,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.95 : 3,125.79 = 1,320.97 : x
  2. Step 2: Convert to fraction form
    2,264.95/3,125.79 = 1,320.97/x
  3. Step 3: Cross multiply
    2,264.95x = 3,125.79 × 1,320.97
  4. Step 4: Simplify right side
    2,264.95x = 4,129,074.82
  5. Step 5: Solve for x
    x = 4,129,074.82/2,264.95
  6. Step 6: Final answer
    x = 1,823.03

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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.