Home / 11,233.80-16,837.02-7,947.84

Finding the Fourth Proportional to 11,233.80, 16,837.02 and 7,947.84

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Solution

The fourth proportional to 11,233.80, 16,837.02 and 7,947.84 is: 11,912.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.80 : 16,837.02 = 7,947.84 : x
  2. Step 2: Convert to fraction form
    11,233.80/16,837.02 = 7,947.84/x
  3. Step 3: Cross multiply
    11,233.80x = 16,837.02 × 7,947.84
  4. Step 4: Simplify right side
    11,233.80x = 133,817,941.04
  5. Step 5: Solve for x
    x = 133,817,941.04/11,233.80
  6. Step 6: Final answer
    x = 11,912.08

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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.