Home / 1,037.16-1,555.56-267.66

Finding the Fourth Proportional to 1,037.16, 1,555.56 and 267.66

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Solution

The fourth proportional to 1,037.16, 1,555.56 and 267.66 is: 401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037.16 : 1,555.56 = 267.66 : x
  2. Step 2: Convert to fraction form
    1,037.16/1,555.56 = 267.66/x
  3. Step 3: Cross multiply
    1,037.16x = 1,555.56 × 267.66
  4. Step 4: Simplify right side
    1,037.16x = 416,361.19
  5. Step 5: Solve for x
    x = 416,361.19/1,037.16
  6. Step 6: Final answer
    x = 401.44

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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.