Home / 8,361.20-11,536.44-4,775.24

Finding the Fourth Proportional to 8,361.20, 11,536.44 and 4,775.24

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Solution

The fourth proportional to 8,361.20, 11,536.44 and 4,775.24 is: 6,588.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361.20 : 11,536.44 = 4,775.24 : x
  2. Step 2: Convert to fraction form
    8,361.20/11,536.44 = 4,775.24/x
  3. Step 3: Cross multiply
    8,361.20x = 11,536.44 × 4,775.24
  4. Step 4: Simplify right side
    8,361.20x = 55,089,269.75
  5. Step 5: Solve for x
    x = 55,089,269.75/8,361.20
  6. Step 6: Final answer
    x = 6,588.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.