Home / 3,493.35-4,820.28-2,235.54

Finding the Fourth Proportional to 3,493.35, 4,820.28 and 2,235.54

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Solution

The fourth proportional to 3,493.35, 4,820.28 and 2,235.54 is: 3,084.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.35 : 4,820.28 = 2,235.54 : x
  2. Step 2: Convert to fraction form
    3,493.35/4,820.28 = 2,235.54/x
  3. Step 3: Cross multiply
    3,493.35x = 4,820.28 × 2,235.54
  4. Step 4: Simplify right side
    3,493.35x = 10,775,928.75
  5. Step 5: Solve for x
    x = 10,775,928.75/3,493.35
  6. Step 6: Final answer
    x = 3,084.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.