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Finding the Fourth Proportional to 1,104.42, 1,655.76 and 952.14

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Solution

The fourth proportional to 1,104.42, 1,655.76 and 952.14 is: 1,427.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104.42 : 1,655.76 = 952.14 : x
  2. Step 2: Convert to fraction form
    1,104.42/1,655.76 = 952.14/x
  3. Step 3: Cross multiply
    1,104.42x = 1,655.76 × 952.14
  4. Step 4: Simplify right side
    1,104.42x = 1,576,515.33
  5. Step 5: Solve for x
    x = 1,576,515.33/1,104.42
  6. Step 6: Final answer
    x = 1,427.46

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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.