Home / 3,666.06-5,499.35-1,474.80

Finding the Fourth Proportional to 3,666.06, 5,499.35 and 1,474.80

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Solution

The fourth proportional to 3,666.06, 5,499.35 and 1,474.80 is: 2,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.06 : 5,499.35 = 1,474.80 : x
  2. Step 2: Convert to fraction form
    3,666.06/5,499.35 = 1,474.80/x
  3. Step 3: Cross multiply
    3,666.06x = 5,499.35 × 1,474.80
  4. Step 4: Simplify right side
    3,666.06x = 8,110,441.38
  5. Step 5: Solve for x
    x = 8,110,441.38/3,666.06
  6. Step 6: Final answer
    x = 2,212.30

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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.