Home / 2,287.25-3,428.28-1,052.11

Finding the Fourth Proportional to 2,287.25, 3,428.28 and 1,052.11

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Solution

The fourth proportional to 2,287.25, 3,428.28 and 1,052.11 is: 1,576.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287.25 : 3,428.28 = 1,052.11 : x
  2. Step 2: Convert to fraction form
    2,287.25/3,428.28 = 1,052.11/x
  3. Step 3: Cross multiply
    2,287.25x = 3,428.28 × 1,052.11
  4. Step 4: Simplify right side
    2,287.25x = 3,606,905.27
  5. Step 5: Solve for x
    x = 3,606,905.27/2,287.25
  6. Step 6: Final answer
    x = 1,576.96

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1.5x scale

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.