Home / 3,776.42-5,208-2,499.76

Finding the Fourth Proportional to 3,776.42, 5,208 and 2,499.76

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Solution

The fourth proportional to 3,776.42, 5,208 and 2,499.76 is: 3,447.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.42 : 5,208 = 2,499.76 : x
  2. Step 2: Convert to fraction form
    3,776.42/5,208 = 2,499.76/x
  3. Step 3: Cross multiply
    3,776.42x = 5,208 × 2,499.76
  4. Step 4: Simplify right side
    3,776.42x = 13,018,750.08
  5. Step 5: Solve for x
    x = 13,018,750.08/3,776.42
  6. Step 6: Final answer
    x = 3,447.38

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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.