Home / 2,768.98-3,821.08-1,510.01

Finding the Fourth Proportional to 2,768.98, 3,821.08 and 1,510.01

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Solution

The fourth proportional to 2,768.98, 3,821.08 and 1,510.01 is: 2,083.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768.98 : 3,821.08 = 1,510.01 : x
  2. Step 2: Convert to fraction form
    2,768.98/3,821.08 = 1,510.01/x
  3. Step 3: Cross multiply
    2,768.98x = 3,821.08 × 1,510.01
  4. Step 4: Simplify right side
    2,768.98x = 5,769,869.01
  5. Step 5: Solve for x
    x = 5,769,869.01/2,768.98
  6. Step 6: Final answer
    x = 2,083.75

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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.