Home / 5,125.14-7,688.18-2,202.77

Finding the Fourth Proportional to 5,125.14, 7,688.18 and 2,202.77

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Solution

The fourth proportional to 5,125.14, 7,688.18 and 2,202.77 is: 3,304.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.14 : 7,688.18 = 2,202.77 : x
  2. Step 2: Convert to fraction form
    5,125.14/7,688.18 = 2,202.77/x
  3. Step 3: Cross multiply
    5,125.14x = 7,688.18 × 2,202.77
  4. Step 4: Simplify right side
    5,125.14x = 16,935,316.99
  5. Step 5: Solve for x
    x = 16,935,316.99/5,125.14
  6. Step 6: Final answer
    x = 3,304.36

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1.5x scale

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.