Home / 4,187.76-5,778.63-2,508.94

Finding the Fourth Proportional to 4,187.76, 5,778.63 and 2,508.94

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Solution

The fourth proportional to 4,187.76, 5,778.63 and 2,508.94 is: 3,462.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.76 : 5,778.63 = 2,508.94 : x
  2. Step 2: Convert to fraction form
    4,187.76/5,778.63 = 2,508.94/x
  3. Step 3: Cross multiply
    4,187.76x = 5,778.63 × 2,508.94
  4. Step 4: Simplify right side
    4,187.76x = 14,498,235.95
  5. Step 5: Solve for x
    x = 14,498,235.95/4,187.76
  6. Step 6: Final answer
    x = 3,462.05

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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.