Home / 3,102.27-4,653.86-1,021.59

Finding the Fourth Proportional to 3,102.27, 4,653.86 and 1,021.59

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Solution

The fourth proportional to 3,102.27, 4,653.86 and 1,021.59 is: 1,532.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102.27 : 4,653.86 = 1,021.59 : x
  2. Step 2: Convert to fraction form
    3,102.27/4,653.86 = 1,021.59/x
  3. Step 3: Cross multiply
    3,102.27x = 4,653.86 × 1,021.59
  4. Step 4: Simplify right side
    3,102.27x = 4,754,336.84
  5. Step 5: Solve for x
    x = 4,754,336.84/3,102.27
  6. Step 6: Final answer
    x = 1,532.53

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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.