Home / 1,366.24-2,047.20-1,364.80

Finding the Fourth Proportional to 1,366.24, 2,047.20 and 1,364.80

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Solution

The fourth proportional to 1,366.24, 2,047.20 and 1,364.80 is: 2,045.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366.24 : 2,047.20 = 1,364.80 : x
  2. Step 2: Convert to fraction form
    1,366.24/2,047.20 = 1,364.80/x
  3. Step 3: Cross multiply
    1,366.24x = 2,047.20 × 1,364.80
  4. Step 4: Simplify right side
    1,366.24x = 2,794,018.56
  5. Step 5: Solve for x
    x = 2,794,018.56/1,366.24
  6. Step 6: Final answer
    x = 2,045.04

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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.