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Finding the Fourth Proportional to 11,701.95, 17,563.86 and 7,306.08

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Solution

The fourth proportional to 11,701.95, 17,563.86 and 7,306.08 is: 10,965.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,701.95 : 17,563.86 = 7,306.08 : x
  2. Step 2: Convert to fraction form
    11,701.95/17,563.86 = 7,306.08/x
  3. Step 3: Cross multiply
    11,701.95x = 17,563.86 × 7,306.08
  4. Step 4: Simplify right side
    11,701.95x = 128,322,966.27
  5. Step 5: Solve for x
    x = 128,322,966.27/11,701.95
  6. Step 6: Final answer
    x = 10,965.95

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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.