Home / 3,184.19-4,767.43-1,620.83

Finding the Fourth Proportional to 3,184.19, 4,767.43 and 1,620.83

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Solution

The fourth proportional to 3,184.19, 4,767.43 and 1,620.83 is: 2,426.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.19 : 4,767.43 = 1,620.83 : x
  2. Step 2: Convert to fraction form
    3,184.19/4,767.43 = 1,620.83/x
  3. Step 3: Cross multiply
    3,184.19x = 4,767.43 × 1,620.83
  4. Step 4: Simplify right side
    3,184.19x = 7,727,192.27
  5. Step 5: Solve for x
    x = 7,727,192.27/3,184.19
  6. Step 6: Final answer
    x = 2,426.74

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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.