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Finding the Fourth Proportional to 6,365.86, 9,551.06 and 3,246.65

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Solution

The fourth proportional to 6,365.86, 9,551.06 and 3,246.65 is: 4,871.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,365.86 : 9,551.06 = 3,246.65 : x
  2. Step 2: Convert to fraction form
    6,365.86/9,551.06 = 3,246.65/x
  3. Step 3: Cross multiply
    6,365.86x = 9,551.06 × 3,246.65
  4. Step 4: Simplify right side
    6,365.86x = 31,008,951.21
  5. Step 5: Solve for x
    x = 31,008,951.21/6,365.86
  6. Step 6: Final answer
    x = 4,871.13

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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.