Home / 7,179.24-10,763.74-5,817.32

Finding the Fourth Proportional to 7,179.24, 10,763.74 and 5,817.32

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Solution

The fourth proportional to 7,179.24, 10,763.74 and 5,817.32 is: 8,721.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179.24 : 10,763.74 = 5,817.32 : x
  2. Step 2: Convert to fraction form
    7,179.24/10,763.74 = 5,817.32/x
  3. Step 3: Cross multiply
    7,179.24x = 10,763.74 × 5,817.32
  4. Step 4: Simplify right side
    7,179.24x = 62,616,119.98
  5. Step 5: Solve for x
    x = 62,616,119.98/7,179.24
  6. Step 6: Final answer
    x = 8,721.83

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1.5x scale

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.