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Finding the Fourth Proportional to 4,503.68, 6,211.68 and 3,246.56

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Solution

The fourth proportional to 4,503.68, 6,211.68 and 3,246.56 is: 4,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,503.68 : 6,211.68 = 3,246.56 : x
  2. Step 2: Convert to fraction form
    4,503.68/6,211.68 = 3,246.56/x
  3. Step 3: Cross multiply
    4,503.68x = 6,211.68 × 3,246.56
  4. Step 4: Simplify right side
    4,503.68x = 20,166,591.82
  5. Step 5: Solve for x
    x = 20,166,591.82/4,503.68
  6. Step 6: Final answer
    x = 4,477.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.