Home / 4,424.13-6,640.30-2,234.40

Finding the Fourth Proportional to 4,424.13, 6,640.30 and 2,234.40

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Solution

The fourth proportional to 4,424.13, 6,640.30 and 2,234.40 is: 3,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,424.13 : 6,640.30 = 2,234.40 : x
  2. Step 2: Convert to fraction form
    4,424.13/6,640.30 = 2,234.40/x
  3. Step 3: Cross multiply
    4,424.13x = 6,640.30 × 2,234.40
  4. Step 4: Simplify right side
    4,424.13x = 14,837,064.21
  5. Step 5: Solve for x
    x = 14,837,064.21/4,424.13
  6. Step 6: Final answer
    x = 3,353.67

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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.