Home / 3,576.15-5,356.04-1,728.59

Finding the Fourth Proportional to 3,576.15, 5,356.04 and 1,728.59

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Solution

The fourth proportional to 3,576.15, 5,356.04 and 1,728.59 is: 2,588.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.15 : 5,356.04 = 1,728.59 : x
  2. Step 2: Convert to fraction form
    3,576.15/5,356.04 = 1,728.59/x
  3. Step 3: Cross multiply
    3,576.15x = 5,356.04 × 1,728.59
  4. Step 4: Simplify right side
    3,576.15x = 9,258,361.76
  5. Step 5: Solve for x
    x = 9,258,361.76/3,576.15
  6. Step 6: Final answer
    x = 2,588.92

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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.