Home / 9,981.23-13,774.76-5,733.66

Finding the Fourth Proportional to 9,981.23, 13,774.76 and 5,733.66

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Solution

The fourth proportional to 9,981.23, 13,774.76 and 5,733.66 is: 7,912.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981.23 : 13,774.76 = 5,733.66 : x
  2. Step 2: Convert to fraction form
    9,981.23/13,774.76 = 5,733.66/x
  3. Step 3: Cross multiply
    9,981.23x = 13,774.76 × 5,733.66
  4. Step 4: Simplify right side
    9,981.23x = 78,979,796.17
  5. Step 5: Solve for x
    x = 78,979,796.17/9,981.23
  6. Step 6: Final answer
    x = 7,912.84

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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.