Home / 3,822.66-5,732.10-1,357.13

Finding the Fourth Proportional to 3,822.66, 5,732.10 and 1,357.13

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Solution

The fourth proportional to 3,822.66, 5,732.10 and 1,357.13 is: 2,035.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.66 : 5,732.10 = 1,357.13 : x
  2. Step 2: Convert to fraction form
    3,822.66/5,732.10 = 1,357.13/x
  3. Step 3: Cross multiply
    3,822.66x = 5,732.10 × 1,357.13
  4. Step 4: Simplify right side
    3,822.66x = 7,779,219.20
  5. Step 5: Solve for x
    x = 7,779,219.20/3,822.66
  6. Step 6: Final answer
    x = 2,035.03

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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.