Home / 8,856.69-13,285.85-2,282.90

Finding the Fourth Proportional to 8,856.69, 13,285.85 and 2,282.90

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Solution

The fourth proportional to 8,856.69, 13,285.85 and 2,282.90 is: 3,424.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856.69 : 13,285.85 = 2,282.90 : x
  2. Step 2: Convert to fraction form
    8,856.69/13,285.85 = 2,282.90/x
  3. Step 3: Cross multiply
    8,856.69x = 13,285.85 × 2,282.90
  4. Step 4: Simplify right side
    8,856.69x = 30,330,266.97
  5. Step 5: Solve for x
    x = 30,330,266.97/8,856.69
  6. Step 6: Final answer
    x = 3,424.56

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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.