Home / 5,064.64-6,989.01-2,826.61

Finding the Fourth Proportional to 5,064.64, 6,989.01 and 2,826.61

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Solution

The fourth proportional to 5,064.64, 6,989.01 and 2,826.61 is: 3,900.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064.64 : 6,989.01 = 2,826.61 : x
  2. Step 2: Convert to fraction form
    5,064.64/6,989.01 = 2,826.61/x
  3. Step 3: Cross multiply
    5,064.64x = 6,989.01 × 2,826.61
  4. Step 4: Simplify right side
    5,064.64x = 19,755,205.56
  5. Step 5: Solve for x
    x = 19,755,205.56/5,064.64
  6. Step 6: Final answer
    x = 3,900.61

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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.