Home / 2,769.24-3,821.53-1,510.30

Finding the Fourth Proportional to 2,769.24, 3,821.53 and 1,510.30

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Solution

The fourth proportional to 2,769.24, 3,821.53 and 1,510.30 is: 2,084.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.24 : 3,821.53 = 1,510.30 : x
  2. Step 2: Convert to fraction form
    2,769.24/3,821.53 = 1,510.30/x
  3. Step 3: Cross multiply
    2,769.24x = 3,821.53 × 1,510.30
  4. Step 4: Simplify right side
    2,769.24x = 5,771,656.76
  5. Step 5: Solve for x
    x = 5,771,656.76/2,769.24
  6. Step 6: Final answer
    x = 2,084.20

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