Home / 1,944.84-2,684.46-1,159.08

Finding the Fourth Proportional to 1,944.84, 2,684.46 and 1,159.08

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Solution

The fourth proportional to 1,944.84, 2,684.46 and 1,159.08 is: 1,599.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.84 : 2,684.46 = 1,159.08 : x
  2. Step 2: Convert to fraction form
    1,944.84/2,684.46 = 1,159.08/x
  3. Step 3: Cross multiply
    1,944.84x = 2,684.46 × 1,159.08
  4. Step 4: Simplify right side
    1,944.84x = 3,111,503.90
  5. Step 5: Solve for x
    x = 3,111,503.90/1,944.84
  6. Step 6: Final answer
    x = 1,599.88

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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.