Home / 3,176.07-4,384.23-2,843.88

Finding the Fourth Proportional to 3,176.07, 4,384.23 and 2,843.88

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Solution

The fourth proportional to 3,176.07, 4,384.23 and 2,843.88 is: 3,925.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.07 : 4,384.23 = 2,843.88 : x
  2. Step 2: Convert to fraction form
    3,176.07/4,384.23 = 2,843.88/x
  3. Step 3: Cross multiply
    3,176.07x = 4,384.23 × 2,843.88
  4. Step 4: Simplify right side
    3,176.07x = 12,468,224.01
  5. Step 5: Solve for x
    x = 12,468,224.01/3,176.07
  6. Step 6: Final answer
    x = 3,925.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.