Home / 3,883.34-5,358.99-2,114.92

Finding the Fourth Proportional to 3,883.34, 5,358.99 and 2,114.92

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Solution

The fourth proportional to 3,883.34, 5,358.99 and 2,114.92 is: 2,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.34 : 5,358.99 = 2,114.92 : x
  2. Step 2: Convert to fraction form
    3,883.34/5,358.99 = 2,114.92/x
  3. Step 3: Cross multiply
    3,883.34x = 5,358.99 × 2,114.92
  4. Step 4: Simplify right side
    3,883.34x = 11,333,808.34
  5. Step 5: Solve for x
    x = 11,333,808.34/3,883.34
  6. Step 6: Final answer
    x = 2,918.57

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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.