Home / 6,516.32-8,996.68-4,282.16

Finding the Fourth Proportional to 6,516.32, 8,996.68 and 4,282.16

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Solution

The fourth proportional to 6,516.32, 8,996.68 and 4,282.16 is: 5,912.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.32 : 8,996.68 = 4,282.16 : x
  2. Step 2: Convert to fraction form
    6,516.32/8,996.68 = 4,282.16/x
  3. Step 3: Cross multiply
    6,516.32x = 8,996.68 × 4,282.16
  4. Step 4: Simplify right side
    6,516.32x = 38,525,223.23
  5. Step 5: Solve for x
    x = 38,525,223.23/6,516.32
  6. Step 6: Final answer
    x = 5,912.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.