Home / 5,825.50-8,736.12-2,126.63

Finding the Fourth Proportional to 5,825.50, 8,736.12 and 2,126.63

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Solution

The fourth proportional to 5,825.50, 8,736.12 and 2,126.63 is: 3,189.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.50 : 8,736.12 = 2,126.63 : x
  2. Step 2: Convert to fraction form
    5,825.50/8,736.12 = 2,126.63/x
  3. Step 3: Cross multiply
    5,825.50x = 8,736.12 × 2,126.63
  4. Step 4: Simplify right side
    5,825.50x = 18,578,516.72
  5. Step 5: Solve for x
    x = 18,578,516.72/5,825.50
  6. Step 6: Final answer
    x = 3,189.17

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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.