Home / 1,117.26-1,673.46-1,037.88

Finding the Fourth Proportional to 1,117.26, 1,673.46 and 1,037.88

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Solution

The fourth proportional to 1,117.26, 1,673.46 and 1,037.88 is: 1,554.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117.26 : 1,673.46 = 1,037.88 : x
  2. Step 2: Convert to fraction form
    1,117.26/1,673.46 = 1,037.88/x
  3. Step 3: Cross multiply
    1,117.26x = 1,673.46 × 1,037.88
  4. Step 4: Simplify right side
    1,117.26x = 1,736,850.66
  5. Step 5: Solve for x
    x = 1,736,850.66/1,117.26
  6. Step 6: Final answer
    x = 1,554.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.