Home / 1,717.02-2,576.12-1,132.31

Finding the Fourth Proportional to 1,717.02, 2,576.12 and 1,132.31

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Solution

The fourth proportional to 1,717.02, 2,576.12 and 1,132.31 is: 1,698.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.02 : 2,576.12 = 1,132.31 : x
  2. Step 2: Convert to fraction form
    1,717.02/2,576.12 = 1,132.31/x
  3. Step 3: Cross multiply
    1,717.02x = 2,576.12 × 1,132.31
  4. Step 4: Simplify right side
    1,717.02x = 2,916,967.22
  5. Step 5: Solve for x
    x = 2,916,967.22/1,717.02
  6. Step 6: Final answer
    x = 1,698.85

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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.