Home / 5,340.93-7,371.18-2,983.56

Finding the Fourth Proportional to 5,340.93, 7,371.18 and 2,983.56

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Solution

The fourth proportional to 5,340.93, 7,371.18 and 2,983.56 is: 4,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.93 : 7,371.18 = 2,983.56 : x
  2. Step 2: Convert to fraction form
    5,340.93/7,371.18 = 2,983.56/x
  3. Step 3: Cross multiply
    5,340.93x = 7,371.18 × 2,983.56
  4. Step 4: Simplify right side
    5,340.93x = 21,992,357.80
  5. Step 5: Solve for x
    x = 21,992,357.80/5,340.93
  6. Step 6: Final answer
    x = 4,117.70

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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.