Home / 3,965.89-5,460.47-3,367.14

Finding the Fourth Proportional to 3,965.89, 5,460.47 and 3,367.14

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Solution

The fourth proportional to 3,965.89, 5,460.47 and 3,367.14 is: 4,636.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.89 : 5,460.47 = 3,367.14 : x
  2. Step 2: Convert to fraction form
    3,965.89/5,460.47 = 3,367.14/x
  3. Step 3: Cross multiply
    3,965.89x = 5,460.47 × 3,367.14
  4. Step 4: Simplify right side
    3,965.89x = 18,386,166.96
  5. Step 5: Solve for x
    x = 18,386,166.96/3,965.89
  6. Step 6: Final answer
    x = 4,636.08

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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.