Home / 4,515.07-6,772.73-1,228.23

Finding the Fourth Proportional to 4,515.07, 6,772.73 and 1,228.23

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Solution

The fourth proportional to 4,515.07, 6,772.73 and 1,228.23 is: 1,842.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.07 : 6,772.73 = 1,228.23 : x
  2. Step 2: Convert to fraction form
    4,515.07/6,772.73 = 1,228.23/x
  3. Step 3: Cross multiply
    4,515.07x = 6,772.73 × 1,228.23
  4. Step 4: Simplify right side
    4,515.07x = 8,318,473.24
  5. Step 5: Solve for x
    x = 8,318,473.24/4,515.07
  6. Step 6: Final answer
    x = 1,842.38

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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.