Home / 3,883.16-5,358.58-2,114.66

Finding the Fourth Proportional to 3,883.16, 5,358.58 and 2,114.66

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Solution

The fourth proportional to 3,883.16, 5,358.58 and 2,114.66 is: 2,918.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.16 : 5,358.58 = 2,114.66 : x
  2. Step 2: Convert to fraction form
    3,883.16/5,358.58 = 2,114.66/x
  3. Step 3: Cross multiply
    3,883.16x = 5,358.58 × 2,114.66
  4. Step 4: Simplify right side
    3,883.16x = 11,331,574.78
  5. Step 5: Solve for x
    x = 11,331,574.78/3,883.16
  6. Step 6: Final answer
    x = 2,918.13

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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.