Home / 7,185.23-10,776.28-2,254.22

Finding the Fourth Proportional to 7,185.23, 10,776.28 and 2,254.22

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Solution

The fourth proportional to 7,185.23, 10,776.28 and 2,254.22 is: 3,380.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185.23 : 10,776.28 = 2,254.22 : x
  2. Step 2: Convert to fraction form
    7,185.23/10,776.28 = 2,254.22/x
  3. Step 3: Cross multiply
    7,185.23x = 10,776.28 × 2,254.22
  4. Step 4: Simplify right side
    7,185.23x = 24,292,105.90
  5. Step 5: Solve for x
    x = 24,292,105.90/7,185.23
  6. Step 6: Final answer
    x = 3,380.84

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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.