Home / 8,347.14-11,513.94-6,551.92

Finding the Fourth Proportional to 8,347.14, 11,513.94 and 6,551.92

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Solution

The fourth proportional to 8,347.14, 11,513.94 and 6,551.92 is: 9,037.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.14 : 11,513.94 = 6,551.92 : x
  2. Step 2: Convert to fraction form
    8,347.14/11,513.94 = 6,551.92/x
  3. Step 3: Cross multiply
    8,347.14x = 11,513.94 × 6,551.92
  4. Step 4: Simplify right side
    8,347.14x = 75,438,413.76
  5. Step 5: Solve for x
    x = 75,438,413.76/8,347.14
  6. Step 6: Final answer
    x = 9,037.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.