Home / 10,025-13,835.14-5,609

Finding the Fourth Proportional to 10,025, 13,835.14 and 5,609

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Solution

The fourth proportional to 10,025, 13,835.14 and 5,609 is: 7,740.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025 : 13,835.14 = 5,609 : x
  2. Step 2: Convert to fraction form
    10,025/13,835.14 = 5,609/x
  3. Step 3: Cross multiply
    10,025x = 13,835.14 × 5,609
  4. Step 4: Simplify right side
    10,025x = 77,601,300.26
  5. Step 5: Solve for x
    x = 77,601,300.26/10,025
  6. Step 6: Final answer
    x = 7,740.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.