Home / 4,448.23-6,138.88-2,560.28

Finding the Fourth Proportional to 4,448.23, 6,138.88 and 2,560.28

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Solution

The fourth proportional to 4,448.23, 6,138.88 and 2,560.28 is: 3,533.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.23 : 6,138.88 = 2,560.28 : x
  2. Step 2: Convert to fraction form
    4,448.23/6,138.88 = 2,560.28/x
  3. Step 3: Cross multiply
    4,448.23x = 6,138.88 × 2,560.28
  4. Step 4: Simplify right side
    4,448.23x = 15,717,214.59
  5. Step 5: Solve for x
    x = 15,717,214.59/4,448.23
  6. Step 6: Final answer
    x = 3,533.37

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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.