Home / 4,099.51-6,176.93-3,385.09

Finding the Fourth Proportional to 4,099.51, 6,176.93 and 3,385.09

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Solution

The fourth proportional to 4,099.51, 6,176.93 and 3,385.09 is: 5,100.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.51 : 6,176.93 = 3,385.09 : x
  2. Step 2: Convert to fraction form
    4,099.51/6,176.93 = 3,385.09/x
  3. Step 3: Cross multiply
    4,099.51x = 6,176.93 × 3,385.09
  4. Step 4: Simplify right side
    4,099.51x = 20,909,447.05
  5. Step 5: Solve for x
    x = 20,909,447.05/4,099.51
  6. Step 6: Final answer
    x = 5,100.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.