Home / 11,219.34-15,482.79-6,183.74

Finding the Fourth Proportional to 11,219.34, 15,482.79 and 6,183.74

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Solution

The fourth proportional to 11,219.34, 15,482.79 and 6,183.74 is: 8,533.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.34 : 15,482.79 = 6,183.74 : x
  2. Step 2: Convert to fraction form
    11,219.34/15,482.79 = 6,183.74/x
  3. Step 3: Cross multiply
    11,219.34x = 15,482.79 × 6,183.74
  4. Step 4: Simplify right side
    11,219.34x = 95,741,547.83
  5. Step 5: Solve for x
    x = 95,741,547.83/11,219.34
  6. Step 6: Final answer
    x = 8,533.62

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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.