Home / 4,936.45-7,406.40-3,085.39

Finding the Fourth Proportional to 4,936.45, 7,406.40 and 3,085.39

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Solution

The fourth proportional to 4,936.45, 7,406.40 and 3,085.39 is: 4,629.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.45 : 7,406.40 = 3,085.39 : x
  2. Step 2: Convert to fraction form
    4,936.45/7,406.40 = 3,085.39/x
  3. Step 3: Cross multiply
    4,936.45x = 7,406.40 × 3,085.39
  4. Step 4: Simplify right side
    4,936.45x = 22,851,632.50
  5. Step 5: Solve for x
    x = 22,851,632.50/4,936.45
  6. Step 6: Final answer
    x = 4,629.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.