Home / 7,508.02-11,262.69-1,961.32

Finding the Fourth Proportional to 7,508.02, 11,262.69 and 1,961.32

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Solution

The fourth proportional to 7,508.02, 11,262.69 and 1,961.32 is: 2,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.02 : 11,262.69 = 1,961.32 : x
  2. Step 2: Convert to fraction form
    7,508.02/11,262.69 = 1,961.32/x
  3. Step 3: Cross multiply
    7,508.02x = 11,262.69 × 1,961.32
  4. Step 4: Simplify right side
    7,508.02x = 22,089,739.15
  5. Step 5: Solve for x
    x = 22,089,739.15/7,508.02
  6. Step 6: Final answer
    x = 2,942.15

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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.