Home / 10,274.60-15,402.69-3,696.19

Finding the Fourth Proportional to 10,274.60, 15,402.69 and 3,696.19

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Solution

The fourth proportional to 10,274.60, 15,402.69 and 3,696.19 is: 5,540.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,274.60 : 15,402.69 = 3,696.19 : x
  2. Step 2: Convert to fraction form
    10,274.60/15,402.69 = 3,696.19/x
  3. Step 3: Cross multiply
    10,274.60x = 15,402.69 × 3,696.19
  4. Step 4: Simplify right side
    10,274.60x = 56,931,230.24
  5. Step 5: Solve for x
    x = 56,931,230.24/10,274.60
  6. Step 6: Final answer
    x = 5,540.97

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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.