Home / 4,419.84-6,620.16-4,296.96

Finding the Fourth Proportional to 4,419.84, 6,620.16 and 4,296.96

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Solution

The fourth proportional to 4,419.84, 6,620.16 and 4,296.96 is: 6,436.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.84 : 6,620.16 = 4,296.96 : x
  2. Step 2: Convert to fraction form
    4,419.84/6,620.16 = 4,296.96/x
  3. Step 3: Cross multiply
    4,419.84x = 6,620.16 × 4,296.96
  4. Step 4: Simplify right side
    4,419.84x = 28,446,562.71
  5. Step 5: Solve for x
    x = 28,446,562.71/4,419.84
  6. Step 6: Final answer
    x = 6,436.11

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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.