Home / 3,851.10-5,777.82-1,510.98

Finding the Fourth Proportional to 3,851.10, 5,777.82 and 1,510.98

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Solution

The fourth proportional to 3,851.10, 5,777.82 and 1,510.98 is: 2,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851.10 : 5,777.82 = 1,510.98 : x
  2. Step 2: Convert to fraction form
    3,851.10/5,777.82 = 1,510.98/x
  3. Step 3: Cross multiply
    3,851.10x = 5,777.82 × 1,510.98
  4. Step 4: Simplify right side
    3,851.10x = 8,730,170.46
  5. Step 5: Solve for x
    x = 8,730,170.46/3,851.10
  6. Step 6: Final answer
    x = 2,266.93

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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.