Home / 4,900.32-6,759.72-3,222

Finding the Fourth Proportional to 4,900.32, 6,759.72 and 3,222

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Solution

The fourth proportional to 4,900.32, 6,759.72 and 3,222 is: 4,444.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.32 : 6,759.72 = 3,222 : x
  2. Step 2: Convert to fraction form
    4,900.32/6,759.72 = 3,222/x
  3. Step 3: Cross multiply
    4,900.32x = 6,759.72 × 3,222
  4. Step 4: Simplify right side
    4,900.32x = 21,779,817.84
  5. Step 5: Solve for x
    x = 21,779,817.84/4,900.32
  6. Step 6: Final answer
    x = 4,444.57

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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.