Home / 3,696.61-5,100.09-2,438.29

Finding the Fourth Proportional to 3,696.61, 5,100.09 and 2,438.29

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Solution

The fourth proportional to 3,696.61, 5,100.09 and 2,438.29 is: 3,364.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.61 : 5,100.09 = 2,438.29 : x
  2. Step 2: Convert to fraction form
    3,696.61/5,100.09 = 2,438.29/x
  3. Step 3: Cross multiply
    3,696.61x = 5,100.09 × 2,438.29
  4. Step 4: Simplify right side
    3,696.61x = 12,435,494.84
  5. Step 5: Solve for x
    x = 12,435,494.84/3,696.61
  6. Step 6: Final answer
    x = 3,364.03

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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.