Home / 7,208.60-10,819.58-4,440.67

Finding the Fourth Proportional to 7,208.60, 10,819.58 and 4,440.67

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Solution

The fourth proportional to 7,208.60, 10,819.58 and 4,440.67 is: 6,665.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208.60 : 10,819.58 = 4,440.67 : x
  2. Step 2: Convert to fraction form
    7,208.60/10,819.58 = 4,440.67/x
  3. Step 3: Cross multiply
    7,208.60x = 10,819.58 × 4,440.67
  4. Step 4: Simplify right side
    7,208.60x = 48,046,195.93
  5. Step 5: Solve for x
    x = 48,046,195.93/7,208.60
  6. Step 6: Final answer
    x = 6,665.13

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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.