Home / 1,733.65-2,392.49-1,143.74

Finding the Fourth Proportional to 1,733.65, 2,392.49 and 1,143.74

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Solution

The fourth proportional to 1,733.65, 2,392.49 and 1,143.74 is: 1,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.65 : 2,392.49 = 1,143.74 : x
  2. Step 2: Convert to fraction form
    1,733.65/2,392.49 = 1,143.74/x
  3. Step 3: Cross multiply
    1,733.65x = 2,392.49 × 1,143.74
  4. Step 4: Simplify right side
    1,733.65x = 2,736,380.79
  5. Step 5: Solve for x
    x = 2,736,380.79/1,733.65
  6. Step 6: Final answer
    x = 1,578.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.