Home / 4,477.68-6,179.58-2,488.56

Finding the Fourth Proportional to 4,477.68, 6,179.58 and 2,488.56

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Solution

The fourth proportional to 4,477.68, 6,179.58 and 2,488.56 is: 3,434.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.68 : 6,179.58 = 2,488.56 : x
  2. Step 2: Convert to fraction form
    4,477.68/6,179.58 = 2,488.56/x
  3. Step 3: Cross multiply
    4,477.68x = 6,179.58 × 2,488.56
  4. Step 4: Simplify right side
    4,477.68x = 15,378,255.60
  5. Step 5: Solve for x
    x = 15,378,255.60/4,477.68
  6. Step 6: Final answer
    x = 3,434.42

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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.