Home / 4,361.09-6,539.81-1,728.18

Finding the Fourth Proportional to 4,361.09, 6,539.81 and 1,728.18

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Solution

The fourth proportional to 4,361.09, 6,539.81 and 1,728.18 is: 2,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361.09 : 6,539.81 = 1,728.18 : x
  2. Step 2: Convert to fraction form
    4,361.09/6,539.81 = 1,728.18/x
  3. Step 3: Cross multiply
    4,361.09x = 6,539.81 × 1,728.18
  4. Step 4: Simplify right side
    4,361.09x = 11,301,960.20
  5. Step 5: Solve for x
    x = 11,301,960.20/4,361.09
  6. Step 6: Final answer
    x = 2,591.55

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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.