Home / 3,066.48-4,600.41-1,118.69

Finding the Fourth Proportional to 3,066.48, 4,600.41 and 1,118.69

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Solution

The fourth proportional to 3,066.48, 4,600.41 and 1,118.69 is: 1,678.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.48 : 4,600.41 = 1,118.69 : x
  2. Step 2: Convert to fraction form
    3,066.48/4,600.41 = 1,118.69/x
  3. Step 3: Cross multiply
    3,066.48x = 4,600.41 × 1,118.69
  4. Step 4: Simplify right side
    3,066.48x = 5,146,405.47
  5. Step 5: Solve for x
    x = 5,146,405.47/3,066.48
  6. Step 6: Final answer
    x = 1,678.28

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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.