Home / 3,954.36-5,459.20-2,959.26

Finding the Fourth Proportional to 3,954.36, 5,459.20 and 2,959.26

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Solution

The fourth proportional to 3,954.36, 5,459.20 and 2,959.26 is: 4,085.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.36 : 5,459.20 = 2,959.26 : x
  2. Step 2: Convert to fraction form
    3,954.36/5,459.20 = 2,959.26/x
  3. Step 3: Cross multiply
    3,954.36x = 5,459.20 × 2,959.26
  4. Step 4: Simplify right side
    3,954.36x = 16,155,192.19
  5. Step 5: Solve for x
    x = 16,155,192.19/3,954.36
  6. Step 6: Final answer
    x = 4,085.41

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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.