Home / 11,219.32-15,482.77-6,183.55

Finding the Fourth Proportional to 11,219.32, 15,482.77 and 6,183.55

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Solution

The fourth proportional to 11,219.32, 15,482.77 and 6,183.55 is: 8,533.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.32 : 15,482.77 = 6,183.55 : x
  2. Step 2: Convert to fraction form
    11,219.32/15,482.77 = 6,183.55/x
  3. Step 3: Cross multiply
    11,219.32x = 15,482.77 × 6,183.55
  4. Step 4: Simplify right side
    11,219.32x = 95,738,428.27
  5. Step 5: Solve for x
    x = 95,738,428.27/11,219.32
  6. Step 6: Final answer
    x = 8,533.36

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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.