Home / 10,401.39-15,592.53-3,822.57

Finding the Fourth Proportional to 10,401.39, 15,592.53 and 3,822.57

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Solution

The fourth proportional to 10,401.39, 15,592.53 and 3,822.57 is: 5,730.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,401.39 : 15,592.53 = 3,822.57 : x
  2. Step 2: Convert to fraction form
    10,401.39/15,592.53 = 3,822.57/x
  3. Step 3: Cross multiply
    10,401.39x = 15,592.53 × 3,822.57
  4. Step 4: Simplify right side
    10,401.39x = 59,603,537.40
  5. Step 5: Solve for x
    x = 59,603,537.40/10,401.39
  6. Step 6: Final answer
    x = 5,730.34

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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.