Home / 1,263.39-1,884.72-1,175.01

Finding the Fourth Proportional to 1,263.39, 1,884.72 and 1,175.01

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Solution

The fourth proportional to 1,263.39, 1,884.72 and 1,175.01 is: 1,752.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263.39 : 1,884.72 = 1,175.01 : x
  2. Step 2: Convert to fraction form
    1,263.39/1,884.72 = 1,175.01/x
  3. Step 3: Cross multiply
    1,263.39x = 1,884.72 × 1,175.01
  4. Step 4: Simplify right side
    1,263.39x = 2,214,564.85
  5. Step 5: Solve for x
    x = 2,214,564.85/1,263.39
  6. Step 6: Final answer
    x = 1,752.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.