Home / 5,186.04-7,774.64-2,262.20

Finding the Fourth Proportional to 5,186.04, 7,774.64 and 2,262.20

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Solution

The fourth proportional to 5,186.04, 7,774.64 and 2,262.20 is: 3,391.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186.04 : 7,774.64 = 2,262.20 : x
  2. Step 2: Convert to fraction form
    5,186.04/7,774.64 = 2,262.20/x
  3. Step 3: Cross multiply
    5,186.04x = 7,774.64 × 2,262.20
  4. Step 4: Simplify right side
    5,186.04x = 17,587,790.61
  5. Step 5: Solve for x
    x = 17,587,790.61/5,186.04
  6. Step 6: Final answer
    x = 3,391.37

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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.