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Finding the Fourth Proportional to 3,850.04, 5,775.06 and 1,541

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Solution

The fourth proportional to 3,850.04, 5,775.06 and 1,541 is: 2,311.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.04 : 5,775.06 = 1,541 : x
  2. Step 2: Convert to fraction form
    3,850.04/5,775.06 = 1,541/x
  3. Step 3: Cross multiply
    3,850.04x = 5,775.06 × 1,541
  4. Step 4: Simplify right side
    3,850.04x = 8,899,367.46
  5. Step 5: Solve for x
    x = 8,899,367.46/3,850.04
  6. Step 6: Final answer
    x = 2,311.50

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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.