Home / 1,733.43-2,392.79-1,176.78

Finding the Fourth Proportional to 1,733.43, 2,392.79 and 1,176.78

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Solution

The fourth proportional to 1,733.43, 2,392.79 and 1,176.78 is: 1,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.43 : 2,392.79 = 1,176.78 : x
  2. Step 2: Convert to fraction form
    1,733.43/2,392.79 = 1,176.78/x
  3. Step 3: Cross multiply
    1,733.43x = 2,392.79 × 1,176.78
  4. Step 4: Simplify right side
    1,733.43x = 2,815,781.53
  5. Step 5: Solve for x
    x = 2,815,781.53/1,733.43
  6. Step 6: Final answer
    x = 1,624.40

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1.5x scale

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.