Home / 6,446.21-9,669.99-2,748.83

Finding the Fourth Proportional to 6,446.21, 9,669.99 and 2,748.83

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Solution

The fourth proportional to 6,446.21, 9,669.99 and 2,748.83 is: 4,123.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446.21 : 9,669.99 = 2,748.83 : x
  2. Step 2: Convert to fraction form
    6,446.21/9,669.99 = 2,748.83/x
  3. Step 3: Cross multiply
    6,446.21x = 9,669.99 × 2,748.83
  4. Step 4: Simplify right side
    6,446.21x = 26,581,158.61
  5. Step 5: Solve for x
    x = 26,581,158.61/6,446.21
  6. Step 6: Final answer
    x = 4,123.53

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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.