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Finding the Fourth Proportional to 4,800.89, 7,206.80 and 3,346.53

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Solution

The fourth proportional to 4,800.89, 7,206.80 and 3,346.53 is: 5,023.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800.89 : 7,206.80 = 3,346.53 : x
  2. Step 2: Convert to fraction form
    4,800.89/7,206.80 = 3,346.53/x
  3. Step 3: Cross multiply
    4,800.89x = 7,206.80 × 3,346.53
  4. Step 4: Simplify right side
    4,800.89x = 24,117,755.67
  5. Step 5: Solve for x
    x = 24,117,755.67/4,800.89
  6. Step 6: Final answer
    x = 5,023.61

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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.