Home / 3,622.66-4,996.90-2,875.44

Finding the Fourth Proportional to 3,622.66, 4,996.90 and 2,875.44

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Solution

The fourth proportional to 3,622.66, 4,996.90 and 2,875.44 is: 3,966.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.66 : 4,996.90 = 2,875.44 : x
  2. Step 2: Convert to fraction form
    3,622.66/4,996.90 = 2,875.44/x
  3. Step 3: Cross multiply
    3,622.66x = 4,996.90 × 2,875.44
  4. Step 4: Simplify right side
    3,622.66x = 14,368,286.14
  5. Step 5: Solve for x
    x = 14,368,286.14/3,622.66
  6. Step 6: Final answer
    x = 3,966.23

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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.