Home / 10,976.60-16,448.68-5,038.84

Finding the Fourth Proportional to 10,976.60, 16,448.68 and 5,038.84

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Solution

The fourth proportional to 10,976.60, 16,448.68 and 5,038.84 is: 7,550.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,976.60 : 16,448.68 = 5,038.84 : x
  2. Step 2: Convert to fraction form
    10,976.60/16,448.68 = 5,038.84/x
  3. Step 3: Cross multiply
    10,976.60x = 16,448.68 × 5,038.84
  4. Step 4: Simplify right side
    10,976.60x = 82,882,266.73
  5. Step 5: Solve for x
    x = 82,882,266.73/10,976.60
  6. Step 6: Final answer
    x = 7,550.81

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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.