Home / 1,994.27-2,752.38-1,154.84

Finding the Fourth Proportional to 1,994.27, 2,752.38 and 1,154.84

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Solution

The fourth proportional to 1,994.27, 2,752.38 and 1,154.84 is: 1,593.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994.27 : 2,752.38 = 1,154.84 : x
  2. Step 2: Convert to fraction form
    1,994.27/2,752.38 = 1,154.84/x
  3. Step 3: Cross multiply
    1,994.27x = 2,752.38 × 1,154.84
  4. Step 4: Simplify right side
    1,994.27x = 3,178,544.76
  5. Step 5: Solve for x
    x = 3,178,544.76/1,994.27
  6. Step 6: Final answer
    x = 1,593.84

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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.