Home / 7,469.21-11,201.15-2,470.67

Finding the Fourth Proportional to 7,469.21, 11,201.15 and 2,470.67

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Solution

The fourth proportional to 7,469.21, 11,201.15 and 2,470.67 is: 3,705.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.21 : 11,201.15 = 2,470.67 : x
  2. Step 2: Convert to fraction form
    7,469.21/11,201.15 = 2,470.67/x
  3. Step 3: Cross multiply
    7,469.21x = 11,201.15 × 2,470.67
  4. Step 4: Simplify right side
    7,469.21x = 27,674,276.91
  5. Step 5: Solve for x
    x = 27,674,276.91/7,469.21
  6. Step 6: Final answer
    x = 3,705.12

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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.