Home / 3,553.04-4,902.36-2,155.52

Finding the Fourth Proportional to 3,553.04, 4,902.36 and 2,155.52

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Solution

The fourth proportional to 3,553.04, 4,902.36 and 2,155.52 is: 2,974.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.04 : 4,902.36 = 2,155.52 : x
  2. Step 2: Convert to fraction form
    3,553.04/4,902.36 = 2,155.52/x
  3. Step 3: Cross multiply
    3,553.04x = 4,902.36 × 2,155.52
  4. Step 4: Simplify right side
    3,553.04x = 10,567,135.03
  5. Step 5: Solve for x
    x = 10,567,135.03/3,553.04
  6. Step 6: Final answer
    x = 2,974.11

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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.