Home / 4,130.73-6,196.10-1,791.45

Finding the Fourth Proportional to 4,130.73, 6,196.10 and 1,791.45

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Solution

The fourth proportional to 4,130.73, 6,196.10 and 1,791.45 is: 2,687.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.73 : 6,196.10 = 1,791.45 : x
  2. Step 2: Convert to fraction form
    4,130.73/6,196.10 = 1,791.45/x
  3. Step 3: Cross multiply
    4,130.73x = 6,196.10 × 1,791.45
  4. Step 4: Simplify right side
    4,130.73x = 11,099,994.39
  5. Step 5: Solve for x
    x = 11,099,994.39/4,130.73
  6. Step 6: Final answer
    x = 2,687.18

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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.