Home / 3,444.93-5,169.83-2,129.90

Finding the Fourth Proportional to 3,444.93, 5,169.83 and 2,129.90

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Solution

The fourth proportional to 3,444.93, 5,169.83 and 2,129.90 is: 3,196.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.93 : 5,169.83 = 2,129.90 : x
  2. Step 2: Convert to fraction form
    3,444.93/5,169.83 = 2,129.90/x
  3. Step 3: Cross multiply
    3,444.93x = 5,169.83 × 2,129.90
  4. Step 4: Simplify right side
    3,444.93x = 11,011,184.42
  5. Step 5: Solve for x
    x = 11,011,184.42/3,444.93
  6. Step 6: Final answer
    x = 3,196.34

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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.