Home / 3,904.36-5,383.96-2,576.36

Finding the Fourth Proportional to 3,904.36, 5,383.96 and 2,576.36

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Solution

The fourth proportional to 3,904.36, 5,383.96 and 2,576.36 is: 3,552.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.36 : 5,383.96 = 2,576.36 : x
  2. Step 2: Convert to fraction form
    3,904.36/5,383.96 = 2,576.36/x
  3. Step 3: Cross multiply
    3,904.36x = 5,383.96 × 2,576.36
  4. Step 4: Simplify right side
    3,904.36x = 13,871,019.19
  5. Step 5: Solve for x
    x = 13,871,019.19/3,904.36
  6. Step 6: Final answer
    x = 3,552.70

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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.