Home / 3,310.40-4,964.08-1,002.08

Finding the Fourth Proportional to 3,310.40, 4,964.08 and 1,002.08

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Solution

The fourth proportional to 3,310.40, 4,964.08 and 1,002.08 is: 1,502.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.40 : 4,964.08 = 1,002.08 : x
  2. Step 2: Convert to fraction form
    3,310.40/4,964.08 = 1,002.08/x
  3. Step 3: Cross multiply
    3,310.40x = 4,964.08 × 1,002.08
  4. Step 4: Simplify right side
    3,310.40x = 4,974,405.29
  5. Step 5: Solve for x
    x = 4,974,405.29/3,310.40
  6. Step 6: Final answer
    x = 1,502.66

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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.