Home / 3,266.58-4,507.89-2,088.90

Finding the Fourth Proportional to 3,266.58, 4,507.89 and 2,088.90

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Solution

The fourth proportional to 3,266.58, 4,507.89 and 2,088.90 is: 2,882.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.58 : 4,507.89 = 2,088.90 : x
  2. Step 2: Convert to fraction form
    3,266.58/4,507.89 = 2,088.90/x
  3. Step 3: Cross multiply
    3,266.58x = 4,507.89 × 2,088.90
  4. Step 4: Simplify right side
    3,266.58x = 9,416,531.42
  5. Step 5: Solve for x
    x = 9,416,531.42/3,266.58
  6. Step 6: Final answer
    x = 2,882.69

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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.