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Finding the Fourth Proportional to 2,392.91, 3,589.33 and 832.94

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Solution

The fourth proportional to 2,392.91, 3,589.33 and 832.94 is: 1,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.91 : 3,589.33 = 832.94 : x
  2. Step 2: Convert to fraction form
    2,392.91/3,589.33 = 832.94/x
  3. Step 3: Cross multiply
    2,392.91x = 3,589.33 × 832.94
  4. Step 4: Simplify right side
    2,392.91x = 2,989,693.17
  5. Step 5: Solve for x
    x = 2,989,693.17/2,392.91
  6. Step 6: Final answer
    x = 1,249.40

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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.