Home / 7,529.65-11,295.38-2,600.39

Finding the Fourth Proportional to 7,529.65, 11,295.38 and 2,600.39

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Solution

The fourth proportional to 7,529.65, 11,295.38 and 2,600.39 is: 3,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.65 : 11,295.38 = 2,600.39 : x
  2. Step 2: Convert to fraction form
    7,529.65/11,295.38 = 2,600.39/x
  3. Step 3: Cross multiply
    7,529.65x = 11,295.38 × 2,600.39
  4. Step 4: Simplify right side
    7,529.65x = 29,372,427.94
  5. Step 5: Solve for x
    x = 29,372,427.94/7,529.65
  6. Step 6: Final answer
    x = 3,900.90

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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.