Home / 4,426.19-6,640.05-2,205.17

Finding the Fourth Proportional to 4,426.19, 6,640.05 and 2,205.17

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Solution

The fourth proportional to 4,426.19, 6,640.05 and 2,205.17 is: 3,308.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.19 : 6,640.05 = 2,205.17 : x
  2. Step 2: Convert to fraction form
    4,426.19/6,640.05 = 2,205.17/x
  3. Step 3: Cross multiply
    4,426.19x = 6,640.05 × 2,205.17
  4. Step 4: Simplify right side
    4,426.19x = 14,642,439.06
  5. Step 5: Solve for x
    x = 14,642,439.06/4,426.19
  6. Step 6: Final answer
    x = 3,308.14

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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.