Home / 4,690.40-7,032.15-2,222.33

Finding the Fourth Proportional to 4,690.40, 7,032.15 and 2,222.33

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Solution

The fourth proportional to 4,690.40, 7,032.15 and 2,222.33 is: 3,331.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.40 : 7,032.15 = 2,222.33 : x
  2. Step 2: Convert to fraction form
    4,690.40/7,032.15 = 2,222.33/x
  3. Step 3: Cross multiply
    4,690.40x = 7,032.15 × 2,222.33
  4. Step 4: Simplify right side
    4,690.40x = 15,627,722.75
  5. Step 5: Solve for x
    x = 15,627,722.75/4,690.40
  6. Step 6: Final answer
    x = 3,331.86

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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.