Home / 1,266.45-1,897.34-1,062.33

Finding the Fourth Proportional to 1,266.45, 1,897.34 and 1,062.33

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Solution

The fourth proportional to 1,266.45, 1,897.34 and 1,062.33 is: 1,591.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266.45 : 1,897.34 = 1,062.33 : x
  2. Step 2: Convert to fraction form
    1,266.45/1,897.34 = 1,062.33/x
  3. Step 3: Cross multiply
    1,266.45x = 1,897.34 × 1,062.33
  4. Step 4: Simplify right side
    1,266.45x = 2,015,595.89
  5. Step 5: Solve for x
    x = 2,015,595.89/1,266.45
  6. Step 6: Final answer
    x = 1,591.53

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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.