Home / 10,536.70-15,804.90-3,146.26

Finding the Fourth Proportional to 10,536.70, 15,804.90 and 3,146.26

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Solution

The fourth proportional to 10,536.70, 15,804.90 and 3,146.26 is: 4,719.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,536.70 : 15,804.90 = 3,146.26 : x
  2. Step 2: Convert to fraction form
    10,536.70/15,804.90 = 3,146.26/x
  3. Step 3: Cross multiply
    10,536.70x = 15,804.90 × 3,146.26
  4. Step 4: Simplify right side
    10,536.70x = 49,726,324.67
  5. Step 5: Solve for x
    x = 49,726,324.67/10,536.70
  6. Step 6: Final answer
    x = 4,719.35

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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.