Home / 11,219.47-15,482.97-6,183.87

Finding the Fourth Proportional to 11,219.47, 15,482.97 and 6,183.87

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Solution

The fourth proportional to 11,219.47, 15,482.97 and 6,183.87 is: 8,533.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.47 : 15,482.97 = 6,183.87 : x
  2. Step 2: Convert to fraction form
    11,219.47/15,482.97 = 6,183.87/x
  3. Step 3: Cross multiply
    11,219.47x = 15,482.97 × 6,183.87
  4. Step 4: Simplify right side
    11,219.47x = 95,744,673.69
  5. Step 5: Solve for x
    x = 95,744,673.69/11,219.47
  6. Step 6: Final answer
    x = 8,533.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.