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Finding the Fourth Proportional to 6,339.86, 9,509.78 and 2,441.53

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Solution

The fourth proportional to 6,339.86, 9,509.78 and 2,441.53 is: 3,662.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,339.86 : 9,509.78 = 2,441.53 : x
  2. Step 2: Convert to fraction form
    6,339.86/9,509.78 = 2,441.53/x
  3. Step 3: Cross multiply
    6,339.86x = 9,509.78 × 2,441.53
  4. Step 4: Simplify right side
    6,339.86x = 23,218,377.18
  5. Step 5: Solve for x
    x = 23,218,377.18/6,339.86
  6. Step 6: Final answer
    x = 3,662.29

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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.