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Finding the Fourth Proportional to 3,576.53, 5,365.88 and 2,411.21

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Solution

The fourth proportional to 3,576.53, 5,365.88 and 2,411.21 is: 3,617.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.53 : 5,365.88 = 2,411.21 : x
  2. Step 2: Convert to fraction form
    3,576.53/5,365.88 = 2,411.21/x
  3. Step 3: Cross multiply
    3,576.53x = 5,365.88 × 2,411.21
  4. Step 4: Simplify right side
    3,576.53x = 12,938,251.46
  5. Step 5: Solve for x
    x = 12,938,251.46/3,576.53
  6. Step 6: Final answer
    x = 3,617.54

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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.