Home / 4,440.08-6,660.12-1,845.20

Finding the Fourth Proportional to 4,440.08, 6,660.12 and 1,845.20

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Solution

The fourth proportional to 4,440.08, 6,660.12 and 1,845.20 is: 2,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.08 : 6,660.12 = 1,845.20 : x
  2. Step 2: Convert to fraction form
    4,440.08/6,660.12 = 1,845.20/x
  3. Step 3: Cross multiply
    4,440.08x = 6,660.12 × 1,845.20
  4. Step 4: Simplify right side
    4,440.08x = 12,289,253.42
  5. Step 5: Solve for x
    x = 12,289,253.42/4,440.08
  6. Step 6: Final answer
    x = 2,767.80

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Similar ratio
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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.