Home / 4,388.67-6,581.64-2,196.20

Finding the Fourth Proportional to 4,388.67, 6,581.64 and 2,196.20

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Solution

The fourth proportional to 4,388.67, 6,581.64 and 2,196.20 is: 3,293.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.67 : 6,581.64 = 2,196.20 : x
  2. Step 2: Convert to fraction form
    4,388.67/6,581.64 = 2,196.20/x
  3. Step 3: Cross multiply
    4,388.67x = 6,581.64 × 2,196.20
  4. Step 4: Simplify right side
    4,388.67x = 14,454,597.77
  5. Step 5: Solve for x
    x = 14,454,597.77/4,388.67
  6. Step 6: Final answer
    x = 3,293.62

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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.