Home / 4,448.50-6,138.78-2,458.96

Finding the Fourth Proportional to 4,448.50, 6,138.78 and 2,458.96

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Solution

The fourth proportional to 4,448.50, 6,138.78 and 2,458.96 is: 3,393.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.50 : 6,138.78 = 2,458.96 : x
  2. Step 2: Convert to fraction form
    4,448.50/6,138.78 = 2,458.96/x
  3. Step 3: Cross multiply
    4,448.50x = 6,138.78 × 2,458.96
  4. Step 4: Simplify right side
    4,448.50x = 15,095,014.47
  5. Step 5: Solve for x
    x = 15,095,014.47/4,448.50
  6. Step 6: Final answer
    x = 3,393.28

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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.