Home / 3,353.34-5,025.12-2,117.70

Finding the Fourth Proportional to 3,353.34, 5,025.12 and 2,117.70

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Solution

The fourth proportional to 3,353.34, 5,025.12 and 2,117.70 is: 3,173.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.34 : 5,025.12 = 2,117.70 : x
  2. Step 2: Convert to fraction form
    3,353.34/5,025.12 = 2,117.70/x
  3. Step 3: Cross multiply
    3,353.34x = 5,025.12 × 2,117.70
  4. Step 4: Simplify right side
    3,353.34x = 10,641,696.62
  5. Step 5: Solve for x
    x = 10,641,696.62/3,353.34
  6. Step 6: Final answer
    x = 3,173.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.