Home / 2,371.15-3,271.96-2,291.53

Finding the Fourth Proportional to 2,371.15, 3,271.96 and 2,291.53

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Solution

The fourth proportional to 2,371.15, 3,271.96 and 2,291.53 is: 3,162.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.15 : 3,271.96 = 2,291.53 : x
  2. Step 2: Convert to fraction form
    2,371.15/3,271.96 = 2,291.53/x
  3. Step 3: Cross multiply
    2,371.15x = 3,271.96 × 2,291.53
  4. Step 4: Simplify right side
    2,371.15x = 7,497,794.50
  5. Step 5: Solve for x
    x = 7,497,794.50/2,371.15
  6. Step 6: Final answer
    x = 3,162.09

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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.