Home / 3,669.86-5,065.56-2,347.14

Finding the Fourth Proportional to 3,669.86, 5,065.56 and 2,347.14

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Solution

The fourth proportional to 3,669.86, 5,065.56 and 2,347.14 is: 3,239.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.86 : 5,065.56 = 2,347.14 : x
  2. Step 2: Convert to fraction form
    3,669.86/5,065.56 = 2,347.14/x
  3. Step 3: Cross multiply
    3,669.86x = 5,065.56 × 2,347.14
  4. Step 4: Simplify right side
    3,669.86x = 11,889,578.50
  5. Step 5: Solve for x
    x = 11,889,578.50/3,669.86
  6. Step 6: Final answer
    x = 3,239.79

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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.