Home / 6,344.20-8,754.80-3,511.69

Finding the Fourth Proportional to 6,344.20, 8,754.80 and 3,511.69

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Solution

The fourth proportional to 6,344.20, 8,754.80 and 3,511.69 is: 4,846.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.20 : 8,754.80 = 3,511.69 : x
  2. Step 2: Convert to fraction form
    6,344.20/8,754.80 = 3,511.69/x
  3. Step 3: Cross multiply
    6,344.20x = 8,754.80 × 3,511.69
  4. Step 4: Simplify right side
    6,344.20x = 30,744,130.50
  5. Step 5: Solve for x
    x = 30,744,130.50/6,344.20
  6. Step 6: Final answer
    x = 4,846.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.