Home / 1,994.40-2,752.36-1,110.18

Finding the Fourth Proportional to 1,994.40, 2,752.36 and 1,110.18

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Solution

The fourth proportional to 1,994.40, 2,752.36 and 1,110.18 is: 1,532.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994.40 : 2,752.36 = 1,110.18 : x
  2. Step 2: Convert to fraction form
    1,994.40/2,752.36 = 1,110.18/x
  3. Step 3: Cross multiply
    1,994.40x = 2,752.36 × 1,110.18
  4. Step 4: Simplify right side
    1,994.40x = 3,055,615.02
  5. Step 5: Solve for x
    x = 3,055,615.02/1,994.40
  6. Step 6: Final answer
    x = 1,532.10

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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.