Home / 2,166.27-3,250.01-705.51

Finding the Fourth Proportional to 2,166.27, 3,250.01 and 705.51

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Solution

The fourth proportional to 2,166.27, 3,250.01 and 705.51 is: 1,058.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166.27 : 3,250.01 = 705.51 : x
  2. Step 2: Convert to fraction form
    2,166.27/3,250.01 = 705.51/x
  3. Step 3: Cross multiply
    2,166.27x = 3,250.01 × 705.51
  4. Step 4: Simplify right side
    2,166.27x = 2,292,911.03
  5. Step 5: Solve for x
    x = 2,292,911.03/2,166.27
  6. Step 6: Final answer
    x = 1,058.46

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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.