Home / 6,519.84-8,997.24-3,725.16

Finding the Fourth Proportional to 6,519.84, 8,997.24 and 3,725.16

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Solution

The fourth proportional to 6,519.84, 8,997.24 and 3,725.16 is: 5,140.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.84 : 8,997.24 = 3,725.16 : x
  2. Step 2: Convert to fraction form
    6,519.84/8,997.24 = 3,725.16/x
  3. Step 3: Cross multiply
    6,519.84x = 8,997.24 × 3,725.16
  4. Step 4: Simplify right side
    6,519.84x = 33,516,158.56
  5. Step 5: Solve for x
    x = 33,516,158.56/6,519.84
  6. Step 6: Final answer
    x = 5,140.64

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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.