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Finding the Fourth Proportional to 3,850.03, 5,775.05 and 1,541.53

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Solution

The fourth proportional to 3,850.03, 5,775.05 and 1,541.53 is: 2,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.03 : 5,775.05 = 1,541.53 : x
  2. Step 2: Convert to fraction form
    3,850.03/5,775.05 = 1,541.53/x
  3. Step 3: Cross multiply
    3,850.03x = 5,775.05 × 1,541.53
  4. Step 4: Simplify right side
    3,850.03x = 8,902,415.23
  5. Step 5: Solve for x
    x = 8,902,415.23/3,850.03
  6. Step 6: Final answer
    x = 2,312.30

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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.