Home / 4,240.52-5,852.18-2,821.76

Finding the Fourth Proportional to 4,240.52, 5,852.18 and 2,821.76

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Solution

The fourth proportional to 4,240.52, 5,852.18 and 2,821.76 is: 3,894.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.52 : 5,852.18 = 2,821.76 : x
  2. Step 2: Convert to fraction form
    4,240.52/5,852.18 = 2,821.76/x
  3. Step 3: Cross multiply
    4,240.52x = 5,852.18 × 2,821.76
  4. Step 4: Simplify right side
    4,240.52x = 16,513,447.44
  5. Step 5: Solve for x
    x = 16,513,447.44/4,240.52
  6. Step 6: Final answer
    x = 3,894.20

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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.