Home / 2,209.59-3,327.63-2,012.76

Finding the Fourth Proportional to 2,209.59, 3,327.63 and 2,012.76

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Solution

The fourth proportional to 2,209.59, 3,327.63 and 2,012.76 is: 3,031.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209.59 : 3,327.63 = 2,012.76 : x
  2. Step 2: Convert to fraction form
    2,209.59/3,327.63 = 2,012.76/x
  3. Step 3: Cross multiply
    2,209.59x = 3,327.63 × 2,012.76
  4. Step 4: Simplify right side
    2,209.59x = 6,697,720.56
  5. Step 5: Solve for x
    x = 6,697,720.56/2,209.59
  6. Step 6: Final answer
    x = 3,031.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.