Home / 4,722.11-7,084.11-2,645.07

Finding the Fourth Proportional to 4,722.11, 7,084.11 and 2,645.07

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Solution

The fourth proportional to 4,722.11, 7,084.11 and 2,645.07 is: 3,968.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.11 : 7,084.11 = 2,645.07 : x
  2. Step 2: Convert to fraction form
    4,722.11/7,084.11 = 2,645.07/x
  3. Step 3: Cross multiply
    4,722.11x = 7,084.11 × 2,645.07
  4. Step 4: Simplify right side
    4,722.11x = 18,737,966.84
  5. Step 5: Solve for x
    x = 18,737,966.84/4,722.11
  6. Step 6: Final answer
    x = 3,968.13

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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.