Home / 8,847.95-13,276.58-3,920.99

Finding the Fourth Proportional to 8,847.95, 13,276.58 and 3,920.99

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Solution

The fourth proportional to 8,847.95, 13,276.58 and 3,920.99 is: 5,883.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.95 : 13,276.58 = 3,920.99 : x
  2. Step 2: Convert to fraction form
    8,847.95/13,276.58 = 3,920.99/x
  3. Step 3: Cross multiply
    8,847.95x = 13,276.58 × 3,920.99
  4. Step 4: Simplify right side
    8,847.95x = 52,057,251.43
  5. Step 5: Solve for x
    x = 52,057,251.43/8,847.95
  6. Step 6: Final answer
    x = 5,883.54

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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.