Home / 4,130.96-6,197.52-1,789.70

Finding the Fourth Proportional to 4,130.96, 6,197.52 and 1,789.70

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Solution

The fourth proportional to 4,130.96, 6,197.52 and 1,789.70 is: 2,685.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.96 : 6,197.52 = 1,789.70 : x
  2. Step 2: Convert to fraction form
    4,130.96/6,197.52 = 1,789.70/x
  3. Step 3: Cross multiply
    4,130.96x = 6,197.52 × 1,789.70
  4. Step 4: Simplify right side
    4,130.96x = 11,091,701.54
  5. Step 5: Solve for x
    x = 11,091,701.54/4,130.96
  6. Step 6: Final answer
    x = 2,685.02

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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.