Home / 3,375.09-4,657.41-2,116.10

Finding the Fourth Proportional to 3,375.09, 4,657.41 and 2,116.10

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Solution

The fourth proportional to 3,375.09, 4,657.41 and 2,116.10 is: 2,920.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.09 : 4,657.41 = 2,116.10 : x
  2. Step 2: Convert to fraction form
    3,375.09/4,657.41 = 2,116.10/x
  3. Step 3: Cross multiply
    3,375.09x = 4,657.41 × 2,116.10
  4. Step 4: Simplify right side
    3,375.09x = 9,855,511.43
  5. Step 5: Solve for x
    x = 9,855,511.43/3,375.09
  6. Step 6: Final answer
    x = 2,920.07

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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.