Home / 2,896.65-4,345.58-1,165.28

Finding the Fourth Proportional to 2,896.65, 4,345.58 and 1,165.28

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Solution

The fourth proportional to 2,896.65, 4,345.58 and 1,165.28 is: 1,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896.65 : 4,345.58 = 1,165.28 : x
  2. Step 2: Convert to fraction form
    2,896.65/4,345.58 = 1,165.28/x
  3. Step 3: Cross multiply
    2,896.65x = 4,345.58 × 1,165.28
  4. Step 4: Simplify right side
    2,896.65x = 5,063,789.91
  5. Step 5: Solve for x
    x = 5,063,789.91/2,896.65
  6. Step 6: Final answer
    x = 1,748.15

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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.