Home / 5,220.29-7,816.58-4,083.22

Finding the Fourth Proportional to 5,220.29, 7,816.58 and 4,083.22

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Solution

The fourth proportional to 5,220.29, 7,816.58 and 4,083.22 is: 6,114.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.29 : 7,816.58 = 4,083.22 : x
  2. Step 2: Convert to fraction form
    5,220.29/7,816.58 = 4,083.22/x
  3. Step 3: Cross multiply
    5,220.29x = 7,816.58 × 4,083.22
  4. Step 4: Simplify right side
    5,220.29x = 31,916,843.42
  5. Step 5: Solve for x
    x = 31,916,843.42/5,220.29
  6. Step 6: Final answer
    x = 6,114.00

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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.