Home / 2,111.49-3,169.67-1,497.92

Finding the Fourth Proportional to 2,111.49, 3,169.67 and 1,497.92

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Solution

The fourth proportional to 2,111.49, 3,169.67 and 1,497.92 is: 2,248.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111.49 : 3,169.67 = 1,497.92 : x
  2. Step 2: Convert to fraction form
    2,111.49/3,169.67 = 1,497.92/x
  3. Step 3: Cross multiply
    2,111.49x = 3,169.67 × 1,497.92
  4. Step 4: Simplify right side
    2,111.49x = 4,747,888.75
  5. Step 5: Solve for x
    x = 4,747,888.75/2,111.49
  6. Step 6: Final answer
    x = 2,248.60

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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.