Home / 10,531.37-15,795.34-3,511.44

Finding the Fourth Proportional to 10,531.37, 15,795.34 and 3,511.44

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Solution

The fourth proportional to 10,531.37, 15,795.34 and 3,511.44 is: 5,266.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531.37 : 15,795.34 = 3,511.44 : x
  2. Step 2: Convert to fraction form
    10,531.37/15,795.34 = 3,511.44/x
  3. Step 3: Cross multiply
    10,531.37x = 15,795.34 × 3,511.44
  4. Step 4: Simplify right side
    10,531.37x = 55,464,392.25
  5. Step 5: Solve for x
    x = 55,464,392.25/10,531.37
  6. Step 6: Final answer
    x = 5,266.59

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1.5x scale

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.