Home / 4,400.65-6,601.58-1,479.79

Finding the Fourth Proportional to 4,400.65, 6,601.58 and 1,479.79

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Solution

The fourth proportional to 4,400.65, 6,601.58 and 1,479.79 is: 2,219.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,400.65 : 6,601.58 = 1,479.79 : x
  2. Step 2: Convert to fraction form
    4,400.65/6,601.58 = 1,479.79/x
  3. Step 3: Cross multiply
    4,400.65x = 6,601.58 × 1,479.79
  4. Step 4: Simplify right side
    4,400.65x = 9,768,911.66
  5. Step 5: Solve for x
    x = 9,768,911.66/4,400.65
  6. Step 6: Final answer
    x = 2,219.88

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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.