Home / 3,382.08-4,666.97-1,889.79

Finding the Fourth Proportional to 3,382.08, 4,666.97 and 1,889.79

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Solution

The fourth proportional to 3,382.08, 4,666.97 and 1,889.79 is: 2,607.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.08 : 4,666.97 = 1,889.79 : x
  2. Step 2: Convert to fraction form
    3,382.08/4,666.97 = 1,889.79/x
  3. Step 3: Cross multiply
    3,382.08x = 4,666.97 × 1,889.79
  4. Step 4: Simplify right side
    3,382.08x = 8,819,583.79
  5. Step 5: Solve for x
    x = 8,819,583.79/3,382.08
  6. Step 6: Final answer
    x = 2,607.74

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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.