Home / 1,437.81-2,168.66-1,266.62

Finding the Fourth Proportional to 1,437.81, 2,168.66 and 1,266.62

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Solution

The fourth proportional to 1,437.81, 2,168.66 and 1,266.62 is: 1,910.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437.81 : 2,168.66 = 1,266.62 : x
  2. Step 2: Convert to fraction form
    1,437.81/2,168.66 = 1,266.62/x
  3. Step 3: Cross multiply
    1,437.81x = 2,168.66 × 1,266.62
  4. Step 4: Simplify right side
    1,437.81x = 2,746,850.95
  5. Step 5: Solve for x
    x = 2,746,850.95/1,437.81
  6. Step 6: Final answer
    x = 1,910.44

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.