Home / 3,177.01-4,384.12-1,760.61

Finding the Fourth Proportional to 3,177.01, 4,384.12 and 1,760.61

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Solution

The fourth proportional to 3,177.01, 4,384.12 and 1,760.61 is: 2,429.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.01 : 4,384.12 = 1,760.61 : x
  2. Step 2: Convert to fraction form
    3,177.01/4,384.12 = 1,760.61/x
  3. Step 3: Cross multiply
    3,177.01x = 4,384.12 × 1,760.61
  4. Step 4: Simplify right side
    3,177.01x = 7,718,725.51
  5. Step 5: Solve for x
    x = 7,718,725.51/3,177.01
  6. Step 6: Final answer
    x = 2,429.56

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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.