Home / 3,578.27-4,938.26-2,006.46

Finding the Fourth Proportional to 3,578.27, 4,938.26 and 2,006.46

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Solution

The fourth proportional to 3,578.27, 4,938.26 and 2,006.46 is: 2,769.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.27 : 4,938.26 = 2,006.46 : x
  2. Step 2: Convert to fraction form
    3,578.27/4,938.26 = 2,006.46/x
  3. Step 3: Cross multiply
    3,578.27x = 4,938.26 × 2,006.46
  4. Step 4: Simplify right side
    3,578.27x = 9,908,411.13
  5. Step 5: Solve for x
    x = 9,908,411.13/3,578.27
  6. Step 6: Final answer
    x = 2,769.05

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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.