Home / 2,302.46-3,453.70-986.11

Finding the Fourth Proportional to 2,302.46, 3,453.70 and 986.11

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Solution

The fourth proportional to 2,302.46, 3,453.70 and 986.11 is: 1,479.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.46 : 3,453.70 = 986.11 : x
  2. Step 2: Convert to fraction form
    2,302.46/3,453.70 = 986.11/x
  3. Step 3: Cross multiply
    2,302.46x = 3,453.70 × 986.11
  4. Step 4: Simplify right side
    2,302.46x = 3,405,719.30
  5. Step 5: Solve for x
    x = 3,405,719.30/2,302.46
  6. Step 6: Final answer
    x = 1,479.16

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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.