Home / 1,524.63-2,102.22-1,126.86

Finding the Fourth Proportional to 1,524.63, 2,102.22 and 1,126.86

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Solution

The fourth proportional to 1,524.63, 2,102.22 and 1,126.86 is: 1,553.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.63 : 2,102.22 = 1,126.86 : x
  2. Step 2: Convert to fraction form
    1,524.63/2,102.22 = 1,126.86/x
  3. Step 3: Cross multiply
    1,524.63x = 2,102.22 × 1,126.86
  4. Step 4: Simplify right side
    1,524.63x = 2,368,907.63
  5. Step 5: Solve for x
    x = 2,368,907.63/1,524.63
  6. Step 6: Final answer
    x = 1,553.76

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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.