Home / 3,434.99-5,151.51-1,679.04

Finding the Fourth Proportional to 3,434.99, 5,151.51 and 1,679.04

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Solution

The fourth proportional to 3,434.99, 5,151.51 and 1,679.04 is: 2,518.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.99 : 5,151.51 = 1,679.04 : x
  2. Step 2: Convert to fraction form
    3,434.99/5,151.51 = 1,679.04/x
  3. Step 3: Cross multiply
    3,434.99x = 5,151.51 × 1,679.04
  4. Step 4: Simplify right side
    3,434.99x = 8,649,591.35
  5. Step 5: Solve for x
    x = 8,649,591.35/3,434.99
  6. Step 6: Final answer
    x = 2,518.09

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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.