Home / 11,283.60-16,914.24-5,350.05

Finding the Fourth Proportional to 11,283.60, 16,914.24 and 5,350.05

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Solution

The fourth proportional to 11,283.60, 16,914.24 and 5,350.05 is: 8,019.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.60 : 16,914.24 = 5,350.05 : x
  2. Step 2: Convert to fraction form
    11,283.60/16,914.24 = 5,350.05/x
  3. Step 3: Cross multiply
    11,283.60x = 16,914.24 × 5,350.05
  4. Step 4: Simplify right side
    11,283.60x = 90,492,029.71
  5. Step 5: Solve for x
    x = 90,492,029.71/11,283.60
  6. Step 6: Final answer
    x = 8,019.78

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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.