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Finding the Fourth Proportional to 6,903.59, 10,403.96 and 6,246.35

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Solution

The fourth proportional to 6,903.59, 10,403.96 and 6,246.35 is: 9,413.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.59 : 10,403.96 = 6,246.35 : x
  2. Step 2: Convert to fraction form
    6,903.59/10,403.96 = 6,246.35/x
  3. Step 3: Cross multiply
    6,903.59x = 10,403.96 × 6,246.35
  4. Step 4: Simplify right side
    6,903.59x = 64,986,739.14
  5. Step 5: Solve for x
    x = 64,986,739.14/6,903.59
  6. Step 6: Final answer
    x = 9,413.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.