Home / 3,578.58-4,937.76-2,251.53

Finding the Fourth Proportional to 3,578.58, 4,937.76 and 2,251.53

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Solution

The fourth proportional to 3,578.58, 4,937.76 and 2,251.53 is: 3,106.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.58 : 4,937.76 = 2,251.53 : x
  2. Step 2: Convert to fraction form
    3,578.58/4,937.76 = 2,251.53/x
  3. Step 3: Cross multiply
    3,578.58x = 4,937.76 × 2,251.53
  4. Step 4: Simplify right side
    3,578.58x = 11,117,514.77
  5. Step 5: Solve for x
    x = 11,117,514.77/3,578.58
  6. Step 6: Final answer
    x = 3,106.68

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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.