Home / 8,360.24-12,541.16-2,813.64

Finding the Fourth Proportional to 8,360.24, 12,541.16 and 2,813.64

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Solution

The fourth proportional to 8,360.24, 12,541.16 and 2,813.64 is: 4,220.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.24 : 12,541.16 = 2,813.64 : x
  2. Step 2: Convert to fraction form
    8,360.24/12,541.16 = 2,813.64/x
  3. Step 3: Cross multiply
    8,360.24x = 12,541.16 × 2,813.64
  4. Step 4: Simplify right side
    8,360.24x = 35,286,309.42
  5. Step 5: Solve for x
    x = 35,286,309.42/8,360.24
  6. Step 6: Final answer
    x = 4,220.73

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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.