Home / 1,967.24-2,717.20-1,472.08

Finding the Fourth Proportional to 1,967.24, 2,717.20 and 1,472.08

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Solution

The fourth proportional to 1,967.24, 2,717.20 and 1,472.08 is: 2,033.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.24 : 2,717.20 = 1,472.08 : x
  2. Step 2: Convert to fraction form
    1,967.24/2,717.20 = 1,472.08/x
  3. Step 3: Cross multiply
    1,967.24x = 2,717.20 × 1,472.08
  4. Step 4: Simplify right side
    1,967.24x = 3,999,935.78
  5. Step 5: Solve for x
    x = 3,999,935.78/1,967.24
  6. Step 6: Final answer
    x = 2,033.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.