Home / 2,442.25-3,660.95-982.43

Finding the Fourth Proportional to 2,442.25, 3,660.95 and 982.43

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Solution

The fourth proportional to 2,442.25, 3,660.95 and 982.43 is: 1,472.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.25 : 3,660.95 = 982.43 : x
  2. Step 2: Convert to fraction form
    2,442.25/3,660.95 = 982.43/x
  3. Step 3: Cross multiply
    2,442.25x = 3,660.95 × 982.43
  4. Step 4: Simplify right side
    2,442.25x = 3,596,619.46
  5. Step 5: Solve for x
    x = 3,596,619.46/2,442.25
  6. Step 6: Final answer
    x = 1,472.67

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1.5x scale

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.