Home / 7,497.60-11,247.78-2,566.80

Finding the Fourth Proportional to 7,497.60, 11,247.78 and 2,566.80

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Solution

The fourth proportional to 7,497.60, 11,247.78 and 2,566.80 is: 3,850.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,497.60 : 11,247.78 = 2,566.80 : x
  2. Step 2: Convert to fraction form
    7,497.60/11,247.78 = 2,566.80/x
  3. Step 3: Cross multiply
    7,497.60x = 11,247.78 × 2,566.80
  4. Step 4: Simplify right side
    7,497.60x = 28,870,801.70
  5. Step 5: Solve for x
    x = 28,870,801.70/7,497.60
  6. Step 6: Final answer
    x = 3,850.67

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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.