Home / 1,967.25-2,950.29-926.22

Finding the Fourth Proportional to 1,967.25, 2,950.29 and 926.22

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Solution

The fourth proportional to 1,967.25, 2,950.29 and 926.22 is: 1,389.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.25 : 2,950.29 = 926.22 : x
  2. Step 2: Convert to fraction form
    1,967.25/2,950.29 = 926.22/x
  3. Step 3: Cross multiply
    1,967.25x = 2,950.29 × 926.22
  4. Step 4: Simplify right side
    1,967.25x = 2,732,617.60
  5. Step 5: Solve for x
    x = 2,732,617.60/1,967.25
  6. Step 6: Final answer
    x = 1,389.05

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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.