Home / 8,264.53-12,396.80-2,421.14

Finding the Fourth Proportional to 8,264.53, 12,396.80 and 2,421.14

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Solution

The fourth proportional to 8,264.53, 12,396.80 and 2,421.14 is: 3,631.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.53 : 12,396.80 = 2,421.14 : x
  2. Step 2: Convert to fraction form
    8,264.53/12,396.80 = 2,421.14/x
  3. Step 3: Cross multiply
    8,264.53x = 12,396.80 × 2,421.14
  4. Step 4: Simplify right side
    8,264.53x = 30,014,407.24
  5. Step 5: Solve for x
    x = 30,014,407.24/8,264.53
  6. Step 6: Final answer
    x = 3,631.71

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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.