Home / 4,477.72-6,179.56-2,488.46

Finding the Fourth Proportional to 4,477.72, 6,179.56 and 2,488.46

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Solution

The fourth proportional to 4,477.72, 6,179.56 and 2,488.46 is: 3,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.72 : 6,179.56 = 2,488.46 : x
  2. Step 2: Convert to fraction form
    4,477.72/6,179.56 = 2,488.46/x
  3. Step 3: Cross multiply
    4,477.72x = 6,179.56 × 2,488.46
  4. Step 4: Simplify right side
    4,477.72x = 15,377,587.88
  5. Step 5: Solve for x
    x = 15,377,587.88/4,477.72
  6. Step 6: Final answer
    x = 3,434.25

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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.