Home / 4,426.61-6,640.63-1,794.28

Finding the Fourth Proportional to 4,426.61, 6,640.63 and 1,794.28

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Solution

The fourth proportional to 4,426.61, 6,640.63 and 1,794.28 is: 2,691.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.61 : 6,640.63 = 1,794.28 : x
  2. Step 2: Convert to fraction form
    4,426.61/6,640.63 = 1,794.28/x
  3. Step 3: Cross multiply
    4,426.61x = 6,640.63 × 1,794.28
  4. Step 4: Simplify right side
    4,426.61x = 11,915,128.51
  5. Step 5: Solve for x
    x = 11,915,128.51/4,426.61
  6. Step 6: Final answer
    x = 2,691.71

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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.