Home / 10,077.66-13,906.26-5,601.30

Finding the Fourth Proportional to 10,077.66, 13,906.26 and 5,601.30

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Solution

The fourth proportional to 10,077.66, 13,906.26 and 5,601.30 is: 7,729.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077.66 : 13,906.26 = 5,601.30 : x
  2. Step 2: Convert to fraction form
    10,077.66/13,906.26 = 5,601.30/x
  3. Step 3: Cross multiply
    10,077.66x = 13,906.26 × 5,601.30
  4. Step 4: Simplify right side
    10,077.66x = 77,893,134.14
  5. Step 5: Solve for x
    x = 77,893,134.14/10,077.66
  6. Step 6: Final answer
    x = 7,729.29

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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.