Home / 1,994.28-2,752.16-1,110.14

Finding the Fourth Proportional to 1,994.28, 2,752.16 and 1,110.14

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Solution

The fourth proportional to 1,994.28, 2,752.16 and 1,110.14 is: 1,532.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994.28 : 2,752.16 = 1,110.14 : x
  2. Step 2: Convert to fraction form
    1,994.28/2,752.16 = 1,110.14/x
  3. Step 3: Cross multiply
    1,994.28x = 2,752.16 × 1,110.14
  4. Step 4: Simplify right side
    1,994.28x = 3,055,282.90
  5. Step 5: Solve for x
    x = 3,055,282.90/1,994.28
  6. Step 6: Final answer
    x = 1,532.02

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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.