Home / 4,477.90-6,179.38-2,488.41

Finding the Fourth Proportional to 4,477.90, 6,179.38 and 2,488.41

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Solution

The fourth proportional to 4,477.90, 6,179.38 and 2,488.41 is: 3,433.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.90 : 6,179.38 = 2,488.41 : x
  2. Step 2: Convert to fraction form
    4,477.90/6,179.38 = 2,488.41/x
  3. Step 3: Cross multiply
    4,477.90x = 6,179.38 × 2,488.41
  4. Step 4: Simplify right side
    4,477.90x = 15,376,830.99
  5. Step 5: Solve for x
    x = 15,376,830.99/4,477.90
  6. Step 6: Final answer
    x = 3,433.94

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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.