Home / 7,499.04-11,238.30-4,579.80

Finding the Fourth Proportional to 7,499.04, 11,238.30 and 4,579.80

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Solution

The fourth proportional to 7,499.04, 11,238.30 and 4,579.80 is: 6,863.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.04 : 11,238.30 = 4,579.80 : x
  2. Step 2: Convert to fraction form
    7,499.04/11,238.30 = 4,579.80/x
  3. Step 3: Cross multiply
    7,499.04x = 11,238.30 × 4,579.80
  4. Step 4: Simplify right side
    7,499.04x = 51,469,166.34
  5. Step 5: Solve for x
    x = 51,469,166.34/7,499.04
  6. Step 6: Final answer
    x = 6,863.43

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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.