Home / 2,167.16-3,248.33-1,072.31

Finding the Fourth Proportional to 2,167.16, 3,248.33 and 1,072.31

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Solution

The fourth proportional to 2,167.16, 3,248.33 and 1,072.31 is: 1,607.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167.16 : 3,248.33 = 1,072.31 : x
  2. Step 2: Convert to fraction form
    2,167.16/3,248.33 = 1,072.31/x
  3. Step 3: Cross multiply
    2,167.16x = 3,248.33 × 1,072.31
  4. Step 4: Simplify right side
    2,167.16x = 3,483,195.14
  5. Step 5: Solve for x
    x = 3,483,195.14/2,167.16
  6. Step 6: Final answer
    x = 1,607.27

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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.