Home / 2,287.31-3,428.32-1,052.13

Finding the Fourth Proportional to 2,287.31, 3,428.32 and 1,052.13

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Solution

The fourth proportional to 2,287.31, 3,428.32 and 1,052.13 is: 1,576.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287.31 : 3,428.32 = 1,052.13 : x
  2. Step 2: Convert to fraction form
    2,287.31/3,428.32 = 1,052.13/x
  3. Step 3: Cross multiply
    2,287.31x = 3,428.32 × 1,052.13
  4. Step 4: Simplify right side
    2,287.31x = 3,607,031.41
  5. Step 5: Solve for x
    x = 3,607,031.41/2,287.31
  6. Step 6: Final answer
    x = 1,576.97

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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.