Home / 4,449.78-6,140.91-2,460.54

Finding the Fourth Proportional to 4,449.78, 6,140.91 and 2,460.54

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Solution

The fourth proportional to 4,449.78, 6,140.91 and 2,460.54 is: 3,395.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.78 : 6,140.91 = 2,460.54 : x
  2. Step 2: Convert to fraction form
    4,449.78/6,140.91 = 2,460.54/x
  3. Step 3: Cross multiply
    4,449.78x = 6,140.91 × 2,460.54
  4. Step 4: Simplify right side
    4,449.78x = 15,109,954.69
  5. Step 5: Solve for x
    x = 15,109,954.69/4,449.78
  6. Step 6: Final answer
    x = 3,395.66

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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.