Home / 3,159.60-4,360.56-2,361.54

Finding the Fourth Proportional to 3,159.60, 4,360.56 and 2,361.54

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Solution

The fourth proportional to 3,159.60, 4,360.56 and 2,361.54 is: 3,259.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.60 : 4,360.56 = 2,361.54 : x
  2. Step 2: Convert to fraction form
    3,159.60/4,360.56 = 2,361.54/x
  3. Step 3: Cross multiply
    3,159.60x = 4,360.56 × 2,361.54
  4. Step 4: Simplify right side
    3,159.60x = 10,297,636.86
  5. Step 5: Solve for x
    x = 10,297,636.86/3,159.60
  6. Step 6: Final answer
    x = 3,259.16

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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.