Home / 4,551.12-6,824.52-1,953

Finding the Fourth Proportional to 4,551.12, 6,824.52 and 1,953

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Solution

The fourth proportional to 4,551.12, 6,824.52 and 1,953 is: 2,928.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.12 : 6,824.52 = 1,953 : x
  2. Step 2: Convert to fraction form
    4,551.12/6,824.52 = 1,953/x
  3. Step 3: Cross multiply
    4,551.12x = 6,824.52 × 1,953
  4. Step 4: Simplify right side
    4,551.12x = 13,328,287.56
  5. Step 5: Solve for x
    x = 13,328,287.56/4,551.12
  6. Step 6: Final answer
    x = 2,928.57

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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.