Home / 1,897.92-2,849.58-1,165.32

Finding the Fourth Proportional to 1,897.92, 2,849.58 and 1,165.32

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Solution

The fourth proportional to 1,897.92, 2,849.58 and 1,165.32 is: 1,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897.92 : 2,849.58 = 1,165.32 : x
  2. Step 2: Convert to fraction form
    1,897.92/2,849.58 = 1,165.32/x
  3. Step 3: Cross multiply
    1,897.92x = 2,849.58 × 1,165.32
  4. Step 4: Simplify right side
    1,897.92x = 3,320,672.57
  5. Step 5: Solve for x
    x = 3,320,672.57/1,897.92
  6. Step 6: Final answer
    x = 1,749.64

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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.