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Finding the Fourth Proportional to 3,672.50, 5,507.16 and 2,283.74

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Solution

The fourth proportional to 3,672.50, 5,507.16 and 2,283.74 is: 3,424.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.50 : 5,507.16 = 2,283.74 : x
  2. Step 2: Convert to fraction form
    3,672.50/5,507.16 = 2,283.74/x
  3. Step 3: Cross multiply
    3,672.50x = 5,507.16 × 2,283.74
  4. Step 4: Simplify right side
    3,672.50x = 12,576,921.58
  5. Step 5: Solve for x
    x = 12,576,921.58/3,672.50
  6. Step 6: Final answer
    x = 3,424.62

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Double scale
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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.