Home / 8,794.20-13,187.18-5,097.51

Finding the Fourth Proportional to 8,794.20, 13,187.18 and 5,097.51

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Solution

The fourth proportional to 8,794.20, 13,187.18 and 5,097.51 is: 7,643.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.20 : 13,187.18 = 5,097.51 : x
  2. Step 2: Convert to fraction form
    8,794.20/13,187.18 = 5,097.51/x
  3. Step 3: Cross multiply
    8,794.20x = 13,187.18 × 5,097.51
  4. Step 4: Simplify right side
    8,794.20x = 67,221,756.43
  5. Step 5: Solve for x
    x = 67,221,756.43/8,794.20
  6. Step 6: Final answer
    x = 7,643.87

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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.