Home / 1,966.72-2,715.24-1,748.04

Finding the Fourth Proportional to 1,966.72, 2,715.24 and 1,748.04

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Solution

The fourth proportional to 1,966.72, 2,715.24 and 1,748.04 is: 2,413.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.72 : 2,715.24 = 1,748.04 : x
  2. Step 2: Convert to fraction form
    1,966.72/2,715.24 = 1,748.04/x
  3. Step 3: Cross multiply
    1,966.72x = 2,715.24 × 1,748.04
  4. Step 4: Simplify right side
    1,966.72x = 4,746,348.13
  5. Step 5: Solve for x
    x = 4,746,348.13/1,966.72
  6. Step 6: Final answer
    x = 2,413.33

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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.