Home / 4,722.75-7,084.42-1,436.09

Finding the Fourth Proportional to 4,722.75, 7,084.42 and 1,436.09

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Solution

The fourth proportional to 4,722.75, 7,084.42 and 1,436.09 is: 2,154.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.75 : 7,084.42 = 1,436.09 : x
  2. Step 2: Convert to fraction form
    4,722.75/7,084.42 = 1,436.09/x
  3. Step 3: Cross multiply
    4,722.75x = 7,084.42 × 1,436.09
  4. Step 4: Simplify right side
    4,722.75x = 10,173,825.71
  5. Step 5: Solve for x
    x = 10,173,825.71/4,722.75
  6. Step 6: Final answer
    x = 2,154.22

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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.