Home / 2,066.04-3,099.48-767.40

Finding the Fourth Proportional to 2,066.04, 3,099.48 and 767.40

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Solution

The fourth proportional to 2,066.04, 3,099.48 and 767.40 is: 1,151.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066.04 : 3,099.48 = 767.40 : x
  2. Step 2: Convert to fraction form
    2,066.04/3,099.48 = 767.40/x
  3. Step 3: Cross multiply
    2,066.04x = 3,099.48 × 767.40
  4. Step 4: Simplify right side
    2,066.04x = 2,378,540.95
  5. Step 5: Solve for x
    x = 2,378,540.95/2,066.04
  6. Step 6: Final answer
    x = 1,151.26

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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.