Home / 3,536.64-4,882.68-2,489.76

Finding the Fourth Proportional to 3,536.64, 4,882.68 and 2,489.76

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Solution

The fourth proportional to 3,536.64, 4,882.68 and 2,489.76 is: 3,437.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.64 : 4,882.68 = 2,489.76 : x
  2. Step 2: Convert to fraction form
    3,536.64/4,882.68 = 2,489.76/x
  3. Step 3: Cross multiply
    3,536.64x = 4,882.68 × 2,489.76
  4. Step 4: Simplify right side
    3,536.64x = 12,156,701.36
  5. Step 5: Solve for x
    x = 12,156,701.36/3,536.64
  6. Step 6: Final answer
    x = 3,437.36

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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.