Home / 4,426.52-6,640.14-4,309.88

Finding the Fourth Proportional to 4,426.52, 6,640.14 and 4,309.88

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Solution

The fourth proportional to 4,426.52, 6,640.14 and 4,309.88 is: 6,465.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.52 : 6,640.14 = 4,309.88 : x
  2. Step 2: Convert to fraction form
    4,426.52/6,640.14 = 4,309.88/x
  3. Step 3: Cross multiply
    4,426.52x = 6,640.14 × 4,309.88
  4. Step 4: Simplify right side
    4,426.52x = 28,618,206.58
  5. Step 5: Solve for x
    x = 28,618,206.58/4,426.52
  6. Step 6: Final answer
    x = 6,465.17

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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.