Home / 2,436.40-3,652.54-974.75

Finding the Fourth Proportional to 2,436.40, 3,652.54 and 974.75

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Solution

The fourth proportional to 2,436.40, 3,652.54 and 974.75 is: 1,461.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.40 : 3,652.54 = 974.75 : x
  2. Step 2: Convert to fraction form
    2,436.40/3,652.54 = 974.75/x
  3. Step 3: Cross multiply
    2,436.40x = 3,652.54 × 974.75
  4. Step 4: Simplify right side
    2,436.40x = 3,560,318.69
  5. Step 5: Solve for x
    x = 3,560,318.69/2,436.40
  6. Step 6: Final answer
    x = 1,461.31

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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.