Home / 2,270.08-3,129.96-1,933.92

Finding the Fourth Proportional to 2,270.08, 3,129.96 and 1,933.92

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Solution

The fourth proportional to 2,270.08, 3,129.96 and 1,933.92 is: 2,666.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270.08 : 3,129.96 = 1,933.92 : x
  2. Step 2: Convert to fraction form
    2,270.08/3,129.96 = 1,933.92/x
  3. Step 3: Cross multiply
    2,270.08x = 3,129.96 × 1,933.92
  4. Step 4: Simplify right side
    2,270.08x = 6,053,092.24
  5. Step 5: Solve for x
    x = 6,053,092.24/2,270.08
  6. Step 6: Final answer
    x = 2,666.47

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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.