Home / 2,440.24-3,660.56-708.88

Finding the Fourth Proportional to 2,440.24, 3,660.56 and 708.88

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Solution

The fourth proportional to 2,440.24, 3,660.56 and 708.88 is: 1,063.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.24 : 3,660.56 = 708.88 : x
  2. Step 2: Convert to fraction form
    2,440.24/3,660.56 = 708.88/x
  3. Step 3: Cross multiply
    2,440.24x = 3,660.56 × 708.88
  4. Step 4: Simplify right side
    2,440.24x = 2,594,897.77
  5. Step 5: Solve for x
    x = 2,594,897.77/2,440.24
  6. Step 6: Final answer
    x = 1,063.38

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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.