Home / 8,856.35-13,276.62-3,305.42

Finding the Fourth Proportional to 8,856.35, 13,276.62 and 3,305.42

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Solution

The fourth proportional to 8,856.35, 13,276.62 and 3,305.42 is: 4,955.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856.35 : 13,276.62 = 3,305.42 : x
  2. Step 2: Convert to fraction form
    8,856.35/13,276.62 = 3,305.42/x
  3. Step 3: Cross multiply
    8,856.35x = 13,276.62 × 3,305.42
  4. Step 4: Simplify right side
    8,856.35x = 43,884,805.28
  5. Step 5: Solve for x
    x = 43,884,805.28/8,856.35
  6. Step 6: Final answer
    x = 4,955.18

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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.