Home / 5,098.36-7,035.39-2,859.85

Finding the Fourth Proportional to 5,098.36, 7,035.39 and 2,859.85

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Solution

The fourth proportional to 5,098.36, 7,035.39 and 2,859.85 is: 3,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.36 : 7,035.39 = 2,859.85 : x
  2. Step 2: Convert to fraction form
    5,098.36/7,035.39 = 2,859.85/x
  3. Step 3: Cross multiply
    5,098.36x = 7,035.39 × 2,859.85
  4. Step 4: Simplify right side
    5,098.36x = 20,120,160.09
  5. Step 5: Solve for x
    x = 20,120,160.09/5,098.36
  6. Step 6: Final answer
    x = 3,946.40

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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.