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Finding the Fourth Proportional to 3,562.08, 5,343.48 and 3,099.48

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Solution

The fourth proportional to 3,562.08, 5,343.48 and 3,099.48 is: 4,649.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.08 : 5,343.48 = 3,099.48 : x
  2. Step 2: Convert to fraction form
    3,562.08/5,343.48 = 3,099.48/x
  3. Step 3: Cross multiply
    3,562.08x = 5,343.48 × 3,099.48
  4. Step 4: Simplify right side
    3,562.08x = 16,562,009.39
  5. Step 5: Solve for x
    x = 16,562,009.39/3,562.08
  6. Step 6: Final answer
    x = 4,649.53

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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.