Home / 4,477.48-6,179.28-2,488.62

Finding the Fourth Proportional to 4,477.48, 6,179.28 and 2,488.62

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Solution

The fourth proportional to 4,477.48, 6,179.28 and 2,488.62 is: 3,434.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.48 : 6,179.28 = 2,488.62 : x
  2. Step 2: Convert to fraction form
    4,477.48/6,179.28 = 2,488.62/x
  3. Step 3: Cross multiply
    4,477.48x = 6,179.28 × 2,488.62
  4. Step 4: Simplify right side
    4,477.48x = 15,377,879.79
  5. Step 5: Solve for x
    x = 15,377,879.79/4,477.48
  6. Step 6: Final answer
    x = 3,434.49

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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.