Home / 10,035.34-15,051.82-2,640.38

Finding the Fourth Proportional to 10,035.34, 15,051.82 and 2,640.38

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Solution

The fourth proportional to 10,035.34, 15,051.82 and 2,640.38 is: 3,960.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,035.34 : 15,051.82 = 2,640.38 : x
  2. Step 2: Convert to fraction form
    10,035.34/15,051.82 = 2,640.38/x
  3. Step 3: Cross multiply
    10,035.34x = 15,051.82 × 2,640.38
  4. Step 4: Simplify right side
    10,035.34x = 39,742,524.49
  5. Step 5: Solve for x
    x = 39,742,524.49/10,035.34
  6. Step 6: Final answer
    x = 3,960.26

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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.