Home / 12,858.60-19,277.82-5,073.24

Finding the Fourth Proportional to 12,858.60, 19,277.82 and 5,073.24

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Solution

The fourth proportional to 12,858.60, 19,277.82 and 5,073.24 is: 7,605.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,858.60 : 19,277.82 = 5,073.24 : x
  2. Step 2: Convert to fraction form
    12,858.60/19,277.82 = 5,073.24/x
  3. Step 3: Cross multiply
    12,858.60x = 19,277.82 × 5,073.24
  4. Step 4: Simplify right side
    12,858.60x = 97,801,007.54
  5. Step 5: Solve for x
    x = 97,801,007.54/12,858.60
  6. Step 6: Final answer
    x = 7,605.88

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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.