Home / 4,388.64-6,579.72-2,196.24

Finding the Fourth Proportional to 4,388.64, 6,579.72 and 2,196.24

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Solution

The fourth proportional to 4,388.64, 6,579.72 and 2,196.24 is: 3,292.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.64 : 6,579.72 = 2,196.24 : x
  2. Step 2: Convert to fraction form
    4,388.64/6,579.72 = 2,196.24/x
  3. Step 3: Cross multiply
    4,388.64x = 6,579.72 × 2,196.24
  4. Step 4: Simplify right side
    4,388.64x = 14,450,644.25
  5. Step 5: Solve for x
    x = 14,450,644.25/4,388.64
  6. Step 6: Final answer
    x = 3,292.74

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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.