Home / 2,814.61-4,222.09-1,083.23

Finding the Fourth Proportional to 2,814.61, 4,222.09 and 1,083.23

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Solution

The fourth proportional to 2,814.61, 4,222.09 and 1,083.23 is: 1,624.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.61 : 4,222.09 = 1,083.23 : x
  2. Step 2: Convert to fraction form
    2,814.61/4,222.09 = 1,083.23/x
  3. Step 3: Cross multiply
    2,814.61x = 4,222.09 × 1,083.23
  4. Step 4: Simplify right side
    2,814.61x = 4,573,494.55
  5. Step 5: Solve for x
    x = 4,573,494.55/2,814.61
  6. Step 6: Final answer
    x = 1,624.92

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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.