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Finding the Fourth Proportional to 7,573.58, 11,361.72 and 2,641.76

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Solution

The fourth proportional to 7,573.58, 11,361.72 and 2,641.76 is: 3,963.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.58 : 11,361.72 = 2,641.76 : x
  2. Step 2: Convert to fraction form
    7,573.58/11,361.72 = 2,641.76/x
  3. Step 3: Cross multiply
    7,573.58x = 11,361.72 × 2,641.76
  4. Step 4: Simplify right side
    7,573.58x = 30,014,937.43
  5. Step 5: Solve for x
    x = 30,014,937.43/7,573.58
  6. Step 6: Final answer
    x = 3,963.11

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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.