Home / 6,946.47-10,420.89-2,563.95

Finding the Fourth Proportional to 6,946.47, 10,420.89 and 2,563.95

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Solution

The fourth proportional to 6,946.47, 10,420.89 and 2,563.95 is: 3,846.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,946.47 : 10,420.89 = 2,563.95 : x
  2. Step 2: Convert to fraction form
    6,946.47/10,420.89 = 2,563.95/x
  3. Step 3: Cross multiply
    6,946.47x = 10,420.89 × 2,563.95
  4. Step 4: Simplify right side
    6,946.47x = 26,718,640.92
  5. Step 5: Solve for x
    x = 26,718,640.92/6,946.47
  6. Step 6: Final answer
    x = 3,846.36

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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.