Home / 11,661.95-16,098.88-6,880.27

Finding the Fourth Proportional to 11,661.95, 16,098.88 and 6,880.27

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Solution

The fourth proportional to 11,661.95, 16,098.88 and 6,880.27 is: 9,497.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,661.95 : 16,098.88 = 6,880.27 : x
  2. Step 2: Convert to fraction form
    11,661.95/16,098.88 = 6,880.27/x
  3. Step 3: Cross multiply
    11,661.95x = 16,098.88 × 6,880.27
  4. Step 4: Simplify right side
    11,661.95x = 110,764,641.10
  5. Step 5: Solve for x
    x = 110,764,641.10/11,661.95
  6. Step 6: Final answer
    x = 9,497.95

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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.