Home / 10,739.09-16,103.12-4,497.39

Finding the Fourth Proportional to 10,739.09, 16,103.12 and 4,497.39

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Solution

The fourth proportional to 10,739.09, 16,103.12 and 4,497.39 is: 6,743.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.09 : 16,103.12 = 4,497.39 : x
  2. Step 2: Convert to fraction form
    10,739.09/16,103.12 = 4,497.39/x
  3. Step 3: Cross multiply
    10,739.09x = 16,103.12 × 4,497.39
  4. Step 4: Simplify right side
    10,739.09x = 72,421,988.37
  5. Step 5: Solve for x
    x = 72,421,988.37/10,739.09
  6. Step 6: Final answer
    x = 6,743.78

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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.