Home / 6,946.20-10,420.21-2,264.57

Finding the Fourth Proportional to 6,946.20, 10,420.21 and 2,264.57

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Solution

The fourth proportional to 6,946.20, 10,420.21 and 2,264.57 is: 3,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,946.20 : 10,420.21 = 2,264.57 : x
  2. Step 2: Convert to fraction form
    6,946.20/10,420.21 = 2,264.57/x
  3. Step 3: Cross multiply
    6,946.20x = 10,420.21 × 2,264.57
  4. Step 4: Simplify right side
    6,946.20x = 23,597,237.20
  5. Step 5: Solve for x
    x = 23,597,237.20/6,946.20
  6. Step 6: Final answer
    x = 3,397.14

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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.