Home / 8,247.15-12,371.09-2,404.22

Finding the Fourth Proportional to 8,247.15, 12,371.09 and 2,404.22

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Solution

The fourth proportional to 8,247.15, 12,371.09 and 2,404.22 is: 3,606.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.15 : 12,371.09 = 2,404.22 : x
  2. Step 2: Convert to fraction form
    8,247.15/12,371.09 = 2,404.22/x
  3. Step 3: Cross multiply
    8,247.15x = 12,371.09 × 2,404.22
  4. Step 4: Simplify right side
    8,247.15x = 29,742,748.12
  5. Step 5: Solve for x
    x = 29,742,748.12/8,247.15
  6. Step 6: Final answer
    x = 3,606.43

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1.5x scale

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.