Home / 4,230.91-5,839.86-2,553.40

Finding the Fourth Proportional to 4,230.91, 5,839.86 and 2,553.40

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Solution

The fourth proportional to 4,230.91, 5,839.86 and 2,553.40 is: 3,524.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.91 : 5,839.86 = 2,553.40 : x
  2. Step 2: Convert to fraction form
    4,230.91/5,839.86 = 2,553.40/x
  3. Step 3: Cross multiply
    4,230.91x = 5,839.86 × 2,553.40
  4. Step 4: Simplify right side
    4,230.91x = 14,911,498.52
  5. Step 5: Solve for x
    x = 14,911,498.52/4,230.91
  6. Step 6: Final answer
    x = 3,524.42

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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.