Home / 4,872.42-6,724.44-2,985.27

Finding the Fourth Proportional to 4,872.42, 6,724.44 and 2,985.27

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Solution

The fourth proportional to 4,872.42, 6,724.44 and 2,985.27 is: 4,119.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.42 : 6,724.44 = 2,985.27 : x
  2. Step 2: Convert to fraction form
    4,872.42/6,724.44 = 2,985.27/x
  3. Step 3: Cross multiply
    4,872.42x = 6,724.44 × 2,985.27
  4. Step 4: Simplify right side
    4,872.42x = 20,074,269.00
  5. Step 5: Solve for x
    x = 20,074,269.00/4,872.42
  6. Step 6: Final answer
    x = 4,119.98

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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.