Home / 6,947.24-10,420.86-1,753.52

Finding the Fourth Proportional to 6,947.24, 10,420.86 and 1,753.52

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Solution

The fourth proportional to 6,947.24, 10,420.86 and 1,753.52 is: 2,630.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.24 : 10,420.86 = 1,753.52 : x
  2. Step 2: Convert to fraction form
    6,947.24/10,420.86 = 1,753.52/x
  3. Step 3: Cross multiply
    6,947.24x = 10,420.86 × 1,753.52
  4. Step 4: Simplify right side
    6,947.24x = 18,273,186.43
  5. Step 5: Solve for x
    x = 18,273,186.43/6,947.24
  6. Step 6: Final answer
    x = 2,630.28

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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.