Home / 2,044.24-2,821.36-1,521.76

Finding the Fourth Proportional to 2,044.24, 2,821.36 and 1,521.76

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Solution

The fourth proportional to 2,044.24, 2,821.36 and 1,521.76 is: 2,100.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044.24 : 2,821.36 = 1,521.76 : x
  2. Step 2: Convert to fraction form
    2,044.24/2,821.36 = 1,521.76/x
  3. Step 3: Cross multiply
    2,044.24x = 2,821.36 × 1,521.76
  4. Step 4: Simplify right side
    2,044.24x = 4,293,432.79
  5. Step 5: Solve for x
    x = 4,293,432.79/2,044.24
  6. Step 6: Final answer
    x = 2,100.26

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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.