Home / 3,066.71-4,600.35-1,118.45

Finding the Fourth Proportional to 3,066.71, 4,600.35 and 1,118.45

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Solution

The fourth proportional to 3,066.71, 4,600.35 and 1,118.45 is: 1,677.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.71 : 4,600.35 = 1,118.45 : x
  2. Step 2: Convert to fraction form
    3,066.71/4,600.35 = 1,118.45/x
  3. Step 3: Cross multiply
    3,066.71x = 4,600.35 × 1,118.45
  4. Step 4: Simplify right side
    3,066.71x = 5,145,238.46
  5. Step 5: Solve for x
    x = 5,145,238.46/3,066.71
  6. Step 6: Final answer
    x = 1,677.77

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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.