Home / 2,127.42-2,935.49-1,183.19

Finding the Fourth Proportional to 2,127.42, 2,935.49 and 1,183.19

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Solution

The fourth proportional to 2,127.42, 2,935.49 and 1,183.19 is: 1,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.42 : 2,935.49 = 1,183.19 : x
  2. Step 2: Convert to fraction form
    2,127.42/2,935.49 = 1,183.19/x
  3. Step 3: Cross multiply
    2,127.42x = 2,935.49 × 1,183.19
  4. Step 4: Simplify right side
    2,127.42x = 3,473,221.82
  5. Step 5: Solve for x
    x = 3,473,221.82/2,127.42
  6. Step 6: Final answer
    x = 1,632.60

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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.