Home / 8,213.69-11,335.01-4,676.92

Finding the Fourth Proportional to 8,213.69, 11,335.01 and 4,676.92

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Solution

The fourth proportional to 8,213.69, 11,335.01 and 4,676.92 is: 6,454.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213.69 : 11,335.01 = 4,676.92 : x
  2. Step 2: Convert to fraction form
    8,213.69/11,335.01 = 4,676.92/x
  3. Step 3: Cross multiply
    8,213.69x = 11,335.01 × 4,676.92
  4. Step 4: Simplify right side
    8,213.69x = 53,012,883.25
  5. Step 5: Solve for x
    x = 53,012,883.25/8,213.69
  6. Step 6: Final answer
    x = 6,454.21

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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.