Home / 4,448.78-6,138.96-2,560.27

Finding the Fourth Proportional to 4,448.78, 6,138.96 and 2,560.27

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Solution

The fourth proportional to 4,448.78, 6,138.96 and 2,560.27 is: 3,532.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.78 : 6,138.96 = 2,560.27 : x
  2. Step 2: Convert to fraction form
    4,448.78/6,138.96 = 2,560.27/x
  3. Step 3: Cross multiply
    4,448.78x = 6,138.96 × 2,560.27
  4. Step 4: Simplify right side
    4,448.78x = 15,717,364.42
  5. Step 5: Solve for x
    x = 15,717,364.42/4,448.78
  6. Step 6: Final answer
    x = 3,532.96

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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.