Home / 1,742.15-2,610.78-962.52

Finding the Fourth Proportional to 1,742.15, 2,610.78 and 962.52

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Solution

The fourth proportional to 1,742.15, 2,610.78 and 962.52 is: 1,442.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.15 : 2,610.78 = 962.52 : x
  2. Step 2: Convert to fraction form
    1,742.15/2,610.78 = 962.52/x
  3. Step 3: Cross multiply
    1,742.15x = 2,610.78 × 962.52
  4. Step 4: Simplify right side
    1,742.15x = 2,512,927.97
  5. Step 5: Solve for x
    x = 2,512,927.97/1,742.15
  6. Step 6: Final answer
    x = 1,442.43

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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.