Home / 1,994.75-2,752.93-1,110.72

Finding the Fourth Proportional to 1,994.75, 2,752.93 and 1,110.72

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Solution

The fourth proportional to 1,994.75, 2,752.93 and 1,110.72 is: 1,532.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994.75 : 2,752.93 = 1,110.72 : x
  2. Step 2: Convert to fraction form
    1,994.75/2,752.93 = 1,110.72/x
  3. Step 3: Cross multiply
    1,994.75x = 2,752.93 × 1,110.72
  4. Step 4: Simplify right side
    1,994.75x = 3,057,734.41
  5. Step 5: Solve for x
    x = 3,057,734.41/1,994.75
  6. Step 6: Final answer
    x = 1,532.89

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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.