Home / 4,113.28-6,170.16-1,516.16

Finding the Fourth Proportional to 4,113.28, 6,170.16 and 1,516.16

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Solution

The fourth proportional to 4,113.28, 6,170.16 and 1,516.16 is: 2,274.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.28 : 6,170.16 = 1,516.16 : x
  2. Step 2: Convert to fraction form
    4,113.28/6,170.16 = 1,516.16/x
  3. Step 3: Cross multiply
    4,113.28x = 6,170.16 × 1,516.16
  4. Step 4: Simplify right side
    4,113.28x = 9,354,949.79
  5. Step 5: Solve for x
    x = 9,354,949.79/4,113.28
  6. Step 6: Final answer
    x = 2,274.33

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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.