Home / 4,724.91-7,087.37-1,644.75

Finding the Fourth Proportional to 4,724.91, 7,087.37 and 1,644.75

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Solution

The fourth proportional to 4,724.91, 7,087.37 and 1,644.75 is: 2,467.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.91 : 7,087.37 = 1,644.75 : x
  2. Step 2: Convert to fraction form
    4,724.91/7,087.37 = 1,644.75/x
  3. Step 3: Cross multiply
    4,724.91x = 7,087.37 × 1,644.75
  4. Step 4: Simplify right side
    4,724.91x = 11,656,943.58
  5. Step 5: Solve for x
    x = 11,656,943.58/4,724.91
  6. Step 6: Final answer
    x = 2,467.13

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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.