Home / 11,516.57-17,254.28-6,248.21

Finding the Fourth Proportional to 11,516.57, 17,254.28 and 6,248.21

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Solution

The fourth proportional to 11,516.57, 17,254.28 and 6,248.21 is: 9,361.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516.57 : 17,254.28 = 6,248.21 : x
  2. Step 2: Convert to fraction form
    11,516.57/17,254.28 = 6,248.21/x
  3. Step 3: Cross multiply
    11,516.57x = 17,254.28 × 6,248.21
  4. Step 4: Simplify right side
    11,516.57x = 107,808,247.33
  5. Step 5: Solve for x
    x = 107,808,247.33/11,516.57
  6. Step 6: Final answer
    x = 9,361.15

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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.