Home / 8,226.24-11,353.36-4,689.76

Finding the Fourth Proportional to 8,226.24, 11,353.36 and 4,689.76

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Solution

The fourth proportional to 8,226.24, 11,353.36 and 4,689.76 is: 6,472.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.24 : 11,353.36 = 4,689.76 : x
  2. Step 2: Convert to fraction form
    8,226.24/11,353.36 = 4,689.76/x
  3. Step 3: Cross multiply
    8,226.24x = 11,353.36 × 4,689.76
  4. Step 4: Simplify right side
    8,226.24x = 53,244,533.59
  5. Step 5: Solve for x
    x = 53,244,533.59/8,226.24
  6. Step 6: Final answer
    x = 6,472.52

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1.5x scale

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.