Home / 1,933.11-2,666.66-1,342.62

Finding the Fourth Proportional to 1,933.11, 2,666.66 and 1,342.62

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Solution

The fourth proportional to 1,933.11, 2,666.66 and 1,342.62 is: 1,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.11 : 2,666.66 = 1,342.62 : x
  2. Step 2: Convert to fraction form
    1,933.11/2,666.66 = 1,342.62/x
  3. Step 3: Cross multiply
    1,933.11x = 2,666.66 × 1,342.62
  4. Step 4: Simplify right side
    1,933.11x = 3,580,304.34
  5. Step 5: Solve for x
    x = 3,580,304.34/1,933.11
  6. Step 6: Final answer
    x = 1,852.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.