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Finding the Fourth Proportional to 6,262.65, 9,391.21 and 1,879.27

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Solution

The fourth proportional to 6,262.65, 9,391.21 and 1,879.27 is: 2,818.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,262.65 : 9,391.21 = 1,879.27 : x
  2. Step 2: Convert to fraction form
    6,262.65/9,391.21 = 1,879.27/x
  3. Step 3: Cross multiply
    6,262.65x = 9,391.21 × 1,879.27
  4. Step 4: Simplify right side
    6,262.65x = 17,648,591.04
  5. Step 5: Solve for x
    x = 17,648,591.04/6,262.65
  6. Step 6: Final answer
    x = 2,818.07

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1.5x scale

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.