Home / 5,383.11-7,428.75-2,993.22

Finding the Fourth Proportional to 5,383.11, 7,428.75 and 2,993.22

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Solution

The fourth proportional to 5,383.11, 7,428.75 and 2,993.22 is: 4,130.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.11 : 7,428.75 = 2,993.22 : x
  2. Step 2: Convert to fraction form
    5,383.11/7,428.75 = 2,993.22/x
  3. Step 3: Cross multiply
    5,383.11x = 7,428.75 × 2,993.22
  4. Step 4: Simplify right side
    5,383.11x = 22,235,883.08
  5. Step 5: Solve for x
    x = 22,235,883.08/5,383.11
  6. Step 6: Final answer
    x = 4,130.68

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Double scale
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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.