Home / 10,530.76-15,795.66-2,633.36

Finding the Fourth Proportional to 10,530.76, 15,795.66 and 2,633.36

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Solution

The fourth proportional to 10,530.76, 15,795.66 and 2,633.36 is: 3,949.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530.76 : 15,795.66 = 2,633.36 : x
  2. Step 2: Convert to fraction form
    10,530.76/15,795.66 = 2,633.36/x
  3. Step 3: Cross multiply
    10,530.76x = 15,795.66 × 2,633.36
  4. Step 4: Simplify right side
    10,530.76x = 41,595,664.15
  5. Step 5: Solve for x
    x = 41,595,664.15/10,530.76
  6. Step 6: Final answer
    x = 3,949.92

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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.