Home / 3,031.83-4,546.98-2,151.76

Finding the Fourth Proportional to 3,031.83, 4,546.98 and 2,151.76

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Solution

The fourth proportional to 3,031.83, 4,546.98 and 2,151.76 is: 3,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.83 : 4,546.98 = 2,151.76 : x
  2. Step 2: Convert to fraction form
    3,031.83/4,546.98 = 2,151.76/x
  3. Step 3: Cross multiply
    3,031.83x = 4,546.98 × 2,151.76
  4. Step 4: Simplify right side
    3,031.83x = 9,784,009.68
  5. Step 5: Solve for x
    x = 9,784,009.68/3,031.83
  6. Step 6: Final answer
    x = 3,227.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.