Home / 5,184.43-7,154.67-2,826.61

Finding the Fourth Proportional to 5,184.43, 7,154.67 and 2,826.61

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Solution

The fourth proportional to 5,184.43, 7,154.67 and 2,826.61 is: 3,900.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.43 : 7,154.67 = 2,826.61 : x
  2. Step 2: Convert to fraction form
    5,184.43/7,154.67 = 2,826.61/x
  3. Step 3: Cross multiply
    5,184.43x = 7,154.67 × 2,826.61
  4. Step 4: Simplify right side
    5,184.43x = 20,223,461.77
  5. Step 5: Solve for x
    x = 20,223,461.77/5,184.43
  6. Step 6: Final answer
    x = 3,900.81

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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.