Home / 3,651.01-5,476.70-1,778.62

Finding the Fourth Proportional to 3,651.01, 5,476.70 and 1,778.62

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Solution

The fourth proportional to 3,651.01, 5,476.70 and 1,778.62 is: 2,668.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.01 : 5,476.70 = 1,778.62 : x
  2. Step 2: Convert to fraction form
    3,651.01/5,476.70 = 1,778.62/x
  3. Step 3: Cross multiply
    3,651.01x = 5,476.70 × 1,778.62
  4. Step 4: Simplify right side
    3,651.01x = 9,740,959.17
  5. Step 5: Solve for x
    x = 9,740,959.17/3,651.01
  6. Step 6: Final answer
    x = 2,668.02

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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.