Home / 5,154.10-7,730.67-1,867.06

Finding the Fourth Proportional to 5,154.10, 7,730.67 and 1,867.06

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Solution

The fourth proportional to 5,154.10, 7,730.67 and 1,867.06 is: 2,800.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154.10 : 7,730.67 = 1,867.06 : x
  2. Step 2: Convert to fraction form
    5,154.10/7,730.67 = 1,867.06/x
  3. Step 3: Cross multiply
    5,154.10x = 7,730.67 × 1,867.06
  4. Step 4: Simplify right side
    5,154.10x = 14,433,624.73
  5. Step 5: Solve for x
    x = 14,433,624.73/5,154.10
  6. Step 6: Final answer
    x = 2,800.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.