Home / 2,915.24-4,024.82-2,250.92

Finding the Fourth Proportional to 2,915.24, 4,024.82 and 2,250.92

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Solution

The fourth proportional to 2,915.24, 4,024.82 and 2,250.92 is: 3,107.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.24 : 4,024.82 = 2,250.92 : x
  2. Step 2: Convert to fraction form
    2,915.24/4,024.82 = 2,250.92/x
  3. Step 3: Cross multiply
    2,915.24x = 4,024.82 × 2,250.92
  4. Step 4: Simplify right side
    2,915.24x = 9,059,547.83
  5. Step 5: Solve for x
    x = 9,059,547.83/2,915.24
  6. Step 6: Final answer
    x = 3,107.65

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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.