Home / 5,522.13-7,620.56-3,004.26

Finding the Fourth Proportional to 5,522.13, 7,620.56 and 3,004.26

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Solution

The fourth proportional to 5,522.13, 7,620.56 and 3,004.26 is: 4,145.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.13 : 7,620.56 = 3,004.26 : x
  2. Step 2: Convert to fraction form
    5,522.13/7,620.56 = 3,004.26/x
  3. Step 3: Cross multiply
    5,522.13x = 7,620.56 × 3,004.26
  4. Step 4: Simplify right side
    5,522.13x = 22,894,143.59
  5. Step 5: Solve for x
    x = 22,894,143.59/5,522.13
  6. Step 6: Final answer
    x = 4,145.89

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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.