Home / 6,343.98-8,754.57-3,511.36

Finding the Fourth Proportional to 6,343.98, 8,754.57 and 3,511.36

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Solution

The fourth proportional to 6,343.98, 8,754.57 and 3,511.36 is: 4,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.98 : 8,754.57 = 3,511.36 : x
  2. Step 2: Convert to fraction form
    6,343.98/8,754.57 = 3,511.36/x
  3. Step 3: Cross multiply
    6,343.98x = 8,754.57 × 3,511.36
  4. Step 4: Simplify right side
    6,343.98x = 30,740,408.61
  5. Step 5: Solve for x
    x = 30,740,408.61/6,343.98
  6. Step 6: Final answer
    x = 4,845.60

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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.