Home / 7,367.76-11,037.06-5,715.36

Finding the Fourth Proportional to 7,367.76, 11,037.06 and 5,715.36

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Solution

The fourth proportional to 7,367.76, 11,037.06 and 5,715.36 is: 8,561.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,367.76 : 11,037.06 = 5,715.36 : x
  2. Step 2: Convert to fraction form
    7,367.76/11,037.06 = 5,715.36/x
  3. Step 3: Cross multiply
    7,367.76x = 11,037.06 × 5,715.36
  4. Step 4: Simplify right side
    7,367.76x = 63,080,771.24
  5. Step 5: Solve for x
    x = 63,080,771.24/7,367.76
  6. Step 6: Final answer
    x = 8,561.73

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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.