Home / 10,493.19-15,730.07-3,914.37

Finding the Fourth Proportional to 10,493.19, 15,730.07 and 3,914.37

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Solution

The fourth proportional to 10,493.19, 15,730.07 and 3,914.37 is: 5,867.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493.19 : 15,730.07 = 3,914.37 : x
  2. Step 2: Convert to fraction form
    10,493.19/15,730.07 = 3,914.37/x
  3. Step 3: Cross multiply
    10,493.19x = 15,730.07 × 3,914.37
  4. Step 4: Simplify right side
    10,493.19x = 61,573,294.53
  5. Step 5: Solve for x
    x = 61,573,294.53/10,493.19
  6. Step 6: Final answer
    x = 5,867.93

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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.