Home / 3,521.91-4,856.91-2,627.80

Finding the Fourth Proportional to 3,521.91, 4,856.91 and 2,627.80

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Solution

The fourth proportional to 3,521.91, 4,856.91 and 2,627.80 is: 3,623.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.91 : 4,856.91 = 2,627.80 : x
  2. Step 2: Convert to fraction form
    3,521.91/4,856.91 = 2,627.80/x
  3. Step 3: Cross multiply
    3,521.91x = 4,856.91 × 2,627.80
  4. Step 4: Simplify right side
    3,521.91x = 12,762,988.10
  5. Step 5: Solve for x
    x = 12,762,988.10/3,521.91
  6. Step 6: Final answer
    x = 3,623.88

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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.