Home / 10,739.58-16,109.97-3,345.09

Finding the Fourth Proportional to 10,739.58, 16,109.97 and 3,345.09

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Solution

The fourth proportional to 10,739.58, 16,109.97 and 3,345.09 is: 5,017.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.58 : 16,109.97 = 3,345.09 : x
  2. Step 2: Convert to fraction form
    10,739.58/16,109.97 = 3,345.09/x
  3. Step 3: Cross multiply
    10,739.58x = 16,109.97 × 3,345.09
  4. Step 4: Simplify right side
    10,739.58x = 53,889,299.55
  5. Step 5: Solve for x
    x = 53,889,299.55/10,739.58
  6. Step 6: Final answer
    x = 5,017.82

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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.