Home / 11,219.15-15,482.35-6,183.38

Finding the Fourth Proportional to 11,219.15, 15,482.35 and 6,183.38

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Solution

The fourth proportional to 11,219.15, 15,482.35 and 6,183.38 is: 8,533.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.15 : 15,482.35 = 6,183.38 : x
  2. Step 2: Convert to fraction form
    11,219.15/15,482.35 = 6,183.38/x
  3. Step 3: Cross multiply
    11,219.15x = 15,482.35 × 6,183.38
  4. Step 4: Simplify right side
    11,219.15x = 95,733,253.34
  5. Step 5: Solve for x
    x = 95,733,253.34/11,219.15
  6. Step 6: Final answer
    x = 8,533.02

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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.