Home / 10,055.27-15,082.91-3,477.87

Finding the Fourth Proportional to 10,055.27, 15,082.91 and 3,477.87

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Solution

The fourth proportional to 10,055.27, 15,082.91 and 3,477.87 is: 5,216.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.27 : 15,082.91 = 3,477.87 : x
  2. Step 2: Convert to fraction form
    10,055.27/15,082.91 = 3,477.87/x
  3. Step 3: Cross multiply
    10,055.27x = 15,082.91 × 3,477.87
  4. Step 4: Simplify right side
    10,055.27x = 52,456,400.20
  5. Step 5: Solve for x
    x = 52,456,400.20/10,055.27
  6. Step 6: Final answer
    x = 5,216.81

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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.