Home / 5,821.97-8,731.88-1,925.87

Finding the Fourth Proportional to 5,821.97, 8,731.88 and 1,925.87

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Solution

The fourth proportional to 5,821.97, 8,731.88 and 1,925.87 is: 2,888.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.97 : 8,731.88 = 1,925.87 : x
  2. Step 2: Convert to fraction form
    5,821.97/8,731.88 = 1,925.87/x
  3. Step 3: Cross multiply
    5,821.97x = 8,731.88 × 1,925.87
  4. Step 4: Simplify right side
    5,821.97x = 16,816,456.11
  5. Step 5: Solve for x
    x = 16,816,456.11/5,821.97
  6. Step 6: Final answer
    x = 2,888.45

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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.