Home / 3,670.92-5,504.86-1,479.06

Finding the Fourth Proportional to 3,670.92, 5,504.86 and 1,479.06

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Solution

The fourth proportional to 3,670.92, 5,504.86 and 1,479.06 is: 2,217.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.92 : 5,504.86 = 1,479.06 : x
  2. Step 2: Convert to fraction form
    3,670.92/5,504.86 = 1,479.06/x
  3. Step 3: Cross multiply
    3,670.92x = 5,504.86 × 1,479.06
  4. Step 4: Simplify right side
    3,670.92x = 8,142,020.08
  5. Step 5: Solve for x
    x = 8,142,020.08/3,670.92
  6. Step 6: Final answer
    x = 2,217.98

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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.