Home / 3,422.40-4,721.04-2,024.88

Finding the Fourth Proportional to 3,422.40, 4,721.04 and 2,024.88

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Solution

The fourth proportional to 3,422.40, 4,721.04 and 2,024.88 is: 2,793.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.40 : 4,721.04 = 2,024.88 : x
  2. Step 2: Convert to fraction form
    3,422.40/4,721.04 = 2,024.88/x
  3. Step 3: Cross multiply
    3,422.40x = 4,721.04 × 2,024.88
  4. Step 4: Simplify right side
    3,422.40x = 9,559,539.48
  5. Step 5: Solve for x
    x = 9,559,539.48/3,422.40
  6. Step 6: Final answer
    x = 2,793.23

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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.