Home / 7,508.57-11,263.76-2,579.09

Finding the Fourth Proportional to 7,508.57, 11,263.76 and 2,579.09

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Solution

The fourth proportional to 7,508.57, 11,263.76 and 2,579.09 is: 3,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.57 : 11,263.76 = 2,579.09 : x
  2. Step 2: Convert to fraction form
    7,508.57/11,263.76 = 2,579.09/x
  3. Step 3: Cross multiply
    7,508.57x = 11,263.76 × 2,579.09
  4. Step 4: Simplify right side
    7,508.57x = 29,050,237.88
  5. Step 5: Solve for x
    x = 29,050,237.88/7,508.57
  6. Step 6: Final answer
    x = 3,868.94

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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.