Home / 5,712.30-8,568.46-3,516.42

Finding the Fourth Proportional to 5,712.30, 8,568.46 and 3,516.42

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Solution

The fourth proportional to 5,712.30, 8,568.46 and 3,516.42 is: 5,274.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.30 : 8,568.46 = 3,516.42 : x
  2. Step 2: Convert to fraction form
    5,712.30/8,568.46 = 3,516.42/x
  3. Step 3: Cross multiply
    5,712.30x = 8,568.46 × 3,516.42
  4. Step 4: Simplify right side
    5,712.30x = 30,130,304.11
  5. Step 5: Solve for x
    x = 30,130,304.11/5,712.30
  6. Step 6: Final answer
    x = 5,274.64

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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.