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Finding the Fourth Proportional to 1,834.12, 2,752.29 and 794.39

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Solution

The fourth proportional to 1,834.12, 2,752.29 and 794.39 is: 1,192.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834.12 : 2,752.29 = 794.39 : x
  2. Step 2: Convert to fraction form
    1,834.12/2,752.29 = 794.39/x
  3. Step 3: Cross multiply
    1,834.12x = 2,752.29 × 794.39
  4. Step 4: Simplify right side
    1,834.12x = 2,186,398.53
  5. Step 5: Solve for x
    x = 2,186,398.53/1,834.12
  6. Step 6: Final answer
    x = 1,192.07

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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.