Home / 3,066.47-4,600.38-1,118.66

Finding the Fourth Proportional to 3,066.47, 4,600.38 and 1,118.66

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Solution

The fourth proportional to 3,066.47, 4,600.38 and 1,118.66 is: 1,678.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.47 : 4,600.38 = 1,118.66 : x
  2. Step 2: Convert to fraction form
    3,066.47/4,600.38 = 1,118.66/x
  3. Step 3: Cross multiply
    3,066.47x = 4,600.38 × 1,118.66
  4. Step 4: Simplify right side
    3,066.47x = 5,146,255.50
  5. Step 5: Solve for x
    x = 5,146,255.50/3,066.47
  6. Step 6: Final answer
    x = 1,678.24

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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.