Home / 1,868.04-2,577.08-1,159.70

Finding the Fourth Proportional to 1,868.04, 2,577.08 and 1,159.70

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Solution

The fourth proportional to 1,868.04, 2,577.08 and 1,159.70 is: 1,599.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868.04 : 2,577.08 = 1,159.70 : x
  2. Step 2: Convert to fraction form
    1,868.04/2,577.08 = 1,159.70/x
  3. Step 3: Cross multiply
    1,868.04x = 2,577.08 × 1,159.70
  4. Step 4: Simplify right side
    1,868.04x = 2,988,639.68
  5. Step 5: Solve for x
    x = 2,988,639.68/1,868.04
  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.