Home / 5,126.54-7,688.30-2,204.15

Finding the Fourth Proportional to 5,126.54, 7,688.30 and 2,204.15

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Solution

The fourth proportional to 5,126.54, 7,688.30 and 2,204.15 is: 3,305.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.54 : 7,688.30 = 2,204.15 : x
  2. Step 2: Convert to fraction form
    5,126.54/7,688.30 = 2,204.15/x
  3. Step 3: Cross multiply
    5,126.54x = 7,688.30 × 2,204.15
  4. Step 4: Simplify right side
    5,126.54x = 16,946,116.98
  5. Step 5: Solve for x
    x = 16,946,116.98/5,126.54
  6. Step 6: Final answer
    x = 3,305.57

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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.