Home / 4,477.90-6,179.89-2,488.42

Finding the Fourth Proportional to 4,477.90, 6,179.89 and 2,488.42

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Solution

The fourth proportional to 4,477.90, 6,179.89 and 2,488.42 is: 3,434.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.90 : 6,179.89 = 2,488.42 : x
  2. Step 2: Convert to fraction form
    4,477.90/6,179.89 = 2,488.42/x
  3. Step 3: Cross multiply
    4,477.90x = 6,179.89 × 2,488.42
  4. Step 4: Simplify right side
    4,477.90x = 15,378,161.87
  5. Step 5: Solve for x
    x = 15,378,161.87/4,477.90
  6. Step 6: Final answer
    x = 3,434.24

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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.