Home / 1,896.72-2,844.90-1,165.92

Finding the Fourth Proportional to 1,896.72, 2,844.90 and 1,165.92

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Solution

The fourth proportional to 1,896.72, 2,844.90 and 1,165.92 is: 1,748.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.72 : 2,844.90 = 1,165.92 : x
  2. Step 2: Convert to fraction form
    1,896.72/2,844.90 = 1,165.92/x
  3. Step 3: Cross multiply
    1,896.72x = 2,844.90 × 1,165.92
  4. Step 4: Simplify right side
    1,896.72x = 3,316,925.81
  5. Step 5: Solve for x
    x = 3,316,925.81/1,896.72
  6. Step 6: Final answer
    x = 1,748.77

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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.