Home / 1,366.75-2,048.86-1,246.51

Finding the Fourth Proportional to 1,366.75, 2,048.86 and 1,246.51

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Solution

The fourth proportional to 1,366.75, 2,048.86 and 1,246.51 is: 1,868.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366.75 : 2,048.86 = 1,246.51 : x
  2. Step 2: Convert to fraction form
    1,366.75/2,048.86 = 1,246.51/x
  3. Step 3: Cross multiply
    1,366.75x = 2,048.86 × 1,246.51
  4. Step 4: Simplify right side
    1,366.75x = 2,553,924.48
  5. Step 5: Solve for x
    x = 2,553,924.48/1,366.75
  6. Step 6: Final answer
    x = 1,868.61

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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.