Home / 2,966.83-4,092.12-1,904.92

Finding the Fourth Proportional to 2,966.83, 4,092.12 and 1,904.92

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Solution

The fourth proportional to 2,966.83, 4,092.12 and 1,904.92 is: 2,627.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.83 : 4,092.12 = 1,904.92 : x
  2. Step 2: Convert to fraction form
    2,966.83/4,092.12 = 1,904.92/x
  3. Step 3: Cross multiply
    2,966.83x = 4,092.12 × 1,904.92
  4. Step 4: Simplify right side
    2,966.83x = 7,795,151.00
  5. Step 5: Solve for x
    x = 7,795,151.00/2,966.83
  6. Step 6: Final answer
    x = 2,627.44

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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.