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Finding the Fourth Proportional to 6,909.58, 10,413.02 and 6,252.34

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Solution

The fourth proportional to 6,909.58, 10,413.02 and 6,252.34 is: 9,422.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.58 : 10,413.02 = 6,252.34 : x
  2. Step 2: Convert to fraction form
    6,909.58/10,413.02 = 6,252.34/x
  3. Step 3: Cross multiply
    6,909.58x = 10,413.02 × 6,252.34
  4. Step 4: Simplify right side
    6,909.58x = 65,105,741.47
  5. Step 5: Solve for x
    x = 65,105,741.47/6,909.58
  6. Step 6: Final answer
    x = 9,422.53

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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.