Home / 7,245.24-10,868.77-2,564.15

Finding the Fourth Proportional to 7,245.24, 10,868.77 and 2,564.15

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Solution

The fourth proportional to 7,245.24, 10,868.77 and 2,564.15 is: 3,846.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245.24 : 10,868.77 = 2,564.15 : x
  2. Step 2: Convert to fraction form
    7,245.24/10,868.77 = 2,564.15/x
  3. Step 3: Cross multiply
    7,245.24x = 10,868.77 × 2,564.15
  4. Step 4: Simplify right side
    7,245.24x = 27,869,156.60
  5. Step 5: Solve for x
    x = 27,869,156.60/7,245.24
  6. Step 6: Final answer
    x = 3,846.55

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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.