Home / 4,724.08-7,086.04-1,646

Finding the Fourth Proportional to 4,724.08, 7,086.04 and 1,646

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Solution

The fourth proportional to 4,724.08, 7,086.04 and 1,646 is: 2,468.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.08 : 7,086.04 = 1,646 : x
  2. Step 2: Convert to fraction form
    4,724.08/7,086.04 = 1,646/x
  3. Step 3: Cross multiply
    4,724.08x = 7,086.04 × 1,646
  4. Step 4: Simplify right side
    4,724.08x = 11,663,621.84
  5. Step 5: Solve for x
    x = 11,663,621.84/4,724.08
  6. Step 6: Final answer
    x = 2,468.97

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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.