Home / 4,039.78-5,572.92-2,465.14

Finding the Fourth Proportional to 4,039.78, 5,572.92 and 2,465.14

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Solution

The fourth proportional to 4,039.78, 5,572.92 and 2,465.14 is: 3,400.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.78 : 5,572.92 = 2,465.14 : x
  2. Step 2: Convert to fraction form
    4,039.78/5,572.92 = 2,465.14/x
  3. Step 3: Cross multiply
    4,039.78x = 5,572.92 × 2,465.14
  4. Step 4: Simplify right side
    4,039.78x = 13,738,028.01
  5. Step 5: Solve for x
    x = 13,738,028.01/4,039.78
  6. Step 6: Final answer
    x = 3,400.69

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1.5x scale

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.