Home / 8,222.34-11,348.30-4,867.02

Finding the Fourth Proportional to 8,222.34, 11,348.30 and 4,867.02

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Solution

The fourth proportional to 8,222.34, 11,348.30 and 4,867.02 is: 6,717.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222.34 : 11,348.30 = 4,867.02 : x
  2. Step 2: Convert to fraction form
    8,222.34/11,348.30 = 4,867.02/x
  3. Step 3: Cross multiply
    8,222.34x = 11,348.30 × 4,867.02
  4. Step 4: Simplify right side
    8,222.34x = 55,232,378.73
  5. Step 5: Solve for x
    x = 55,232,378.73/8,222.34
  6. Step 6: Final answer
    x = 6,717.36

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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.