Home / 3,820.05-5,750.18-3,256.29

Finding the Fourth Proportional to 3,820.05, 5,750.18 and 3,256.29

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Solution

The fourth proportional to 3,820.05, 5,750.18 and 3,256.29 is: 4,901.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820.05 : 5,750.18 = 3,256.29 : x
  2. Step 2: Convert to fraction form
    3,820.05/5,750.18 = 3,256.29/x
  3. Step 3: Cross multiply
    3,820.05x = 5,750.18 × 3,256.29
  4. Step 4: Simplify right side
    3,820.05x = 18,724,237.35
  5. Step 5: Solve for x
    x = 18,724,237.35/3,820.05
  6. Step 6: Final answer
    x = 4,901.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.