Home / 5,361.02-8,039.48-1,662.26

Finding the Fourth Proportional to 5,361.02, 8,039.48 and 1,662.26

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Solution

The fourth proportional to 5,361.02, 8,039.48 and 1,662.26 is: 2,492.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.02 : 8,039.48 = 1,662.26 : x
  2. Step 2: Convert to fraction form
    5,361.02/8,039.48 = 1,662.26/x
  3. Step 3: Cross multiply
    5,361.02x = 8,039.48 × 1,662.26
  4. Step 4: Simplify right side
    5,361.02x = 13,363,657.52
  5. Step 5: Solve for x
    x = 13,363,657.52/5,361.02
  6. Step 6: Final answer
    x = 2,492.75

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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.