Home / 5,064.82-6,989.30-2,826.56

Finding the Fourth Proportional to 5,064.82, 6,989.30 and 2,826.56

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Solution

The fourth proportional to 5,064.82, 6,989.30 and 2,826.56 is: 3,900.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064.82 : 6,989.30 = 2,826.56 : x
  2. Step 2: Convert to fraction form
    5,064.82/6,989.30 = 2,826.56/x
  3. Step 3: Cross multiply
    5,064.82x = 6,989.30 × 2,826.56
  4. Step 4: Simplify right side
    5,064.82x = 19,755,675.81
  5. Step 5: Solve for x
    x = 19,755,675.81/5,064.82
  6. Step 6: Final answer
    x = 3,900.57

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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.