Home / 7,449.92-10,280.54-4,467.39

Finding the Fourth Proportional to 7,449.92, 10,280.54 and 4,467.39

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Solution

The fourth proportional to 7,449.92, 10,280.54 and 4,467.39 is: 6,164.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.92 : 10,280.54 = 4,467.39 : x
  2. Step 2: Convert to fraction form
    7,449.92/10,280.54 = 4,467.39/x
  3. Step 3: Cross multiply
    7,449.92x = 10,280.54 × 4,467.39
  4. Step 4: Simplify right side
    7,449.92x = 45,927,181.59
  5. Step 5: Solve for x
    x = 45,927,181.59/7,449.92
  6. Step 6: Final answer
    x = 6,164.79

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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.