Home / 12,592.36-18,881.54-5,201.83

Finding the Fourth Proportional to 12,592.36, 18,881.54 and 5,201.83

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Solution

The fourth proportional to 12,592.36, 18,881.54 and 5,201.83 is: 7,799.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592.36 : 18,881.54 = 5,201.83 : x
  2. Step 2: Convert to fraction form
    12,592.36/18,881.54 = 5,201.83/x
  3. Step 3: Cross multiply
    12,592.36x = 18,881.54 × 5,201.83
  4. Step 4: Simplify right side
    12,592.36x = 98,218,561.22
  5. Step 5: Solve for x
    x = 98,218,561.22/12,592.36
  6. Step 6: Final answer
    x = 7,799.85

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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.