Home / 5,806.02-8,028.04-5,712.21

Finding the Fourth Proportional to 5,806.02, 8,028.04 and 5,712.21

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Solution

The fourth proportional to 5,806.02, 8,028.04 and 5,712.21 is: 7,898.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,806.02 : 8,028.04 = 5,712.21 : x
  2. Step 2: Convert to fraction form
    5,806.02/8,028.04 = 5,712.21/x
  3. Step 3: Cross multiply
    5,806.02x = 8,028.04 × 5,712.21
  4. Step 4: Simplify right side
    5,806.02x = 45,857,876.90
  5. Step 5: Solve for x
    x = 45,857,876.90/5,806.02
  6. Step 6: Final answer
    x = 7,898.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.