Home / 10,125.73-15,187.92-4,864.51

Finding the Fourth Proportional to 10,125.73, 15,187.92 and 4,864.51

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Solution

The fourth proportional to 10,125.73, 15,187.92 and 4,864.51 is: 7,296.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.73 : 15,187.92 = 4,864.51 : x
  2. Step 2: Convert to fraction form
    10,125.73/15,187.92 = 4,864.51/x
  3. Step 3: Cross multiply
    10,125.73x = 15,187.92 × 4,864.51
  4. Step 4: Simplify right side
    10,125.73x = 73,881,788.72
  5. Step 5: Solve for x
    x = 73,881,788.72/10,125.73
  6. Step 6: Final answer
    x = 7,296.44

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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.