Home / 8,820.24-13,228.08-3,629.76

Finding the Fourth Proportional to 8,820.24, 13,228.08 and 3,629.76

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Solution

The fourth proportional to 8,820.24, 13,228.08 and 3,629.76 is: 5,443.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820.24 : 13,228.08 = 3,629.76 : x
  2. Step 2: Convert to fraction form
    8,820.24/13,228.08 = 3,629.76/x
  3. Step 3: Cross multiply
    8,820.24x = 13,228.08 × 3,629.76
  4. Step 4: Simplify right side
    8,820.24x = 48,014,755.66
  5. Step 5: Solve for x
    x = 48,014,755.66/8,820.24
  6. Step 6: Final answer
    x = 5,443.70

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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.