Home / 3,024.88-4,172.91-2,141.17

Finding the Fourth Proportional to 3,024.88, 4,172.91 and 2,141.17

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Solution

The fourth proportional to 3,024.88, 4,172.91 and 2,141.17 is: 2,953.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,024.88 : 4,172.91 = 2,141.17 : x
  2. Step 2: Convert to fraction form
    3,024.88/4,172.91 = 2,141.17/x
  3. Step 3: Cross multiply
    3,024.88x = 4,172.91 × 2,141.17
  4. Step 4: Simplify right side
    3,024.88x = 8,934,909.70
  5. Step 5: Solve for x
    x = 8,934,909.70/3,024.88
  6. Step 6: Final answer
    x = 2,953.81

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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.