Home / 3,400.34-5,101.43-2,709.62

Finding the Fourth Proportional to 3,400.34, 5,101.43 and 2,709.62

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Solution

The fourth proportional to 3,400.34, 5,101.43 and 2,709.62 is: 4,065.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.34 : 5,101.43 = 2,709.62 : x
  2. Step 2: Convert to fraction form
    3,400.34/5,101.43 = 2,709.62/x
  3. Step 3: Cross multiply
    3,400.34x = 5,101.43 × 2,709.62
  4. Step 4: Simplify right side
    3,400.34x = 13,822,897.70
  5. Step 5: Solve for x
    x = 13,822,897.70/3,400.34
  6. Step 6: Final answer
    x = 4,065.16

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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.