Home / 6,126.37-9,189.86-1,744.47

Finding the Fourth Proportional to 6,126.37, 9,189.86 and 1,744.47

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Solution

The fourth proportional to 6,126.37, 9,189.86 and 1,744.47 is: 2,616.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.37 : 9,189.86 = 1,744.47 : x
  2. Step 2: Convert to fraction form
    6,126.37/9,189.86 = 1,744.47/x
  3. Step 3: Cross multiply
    6,126.37x = 9,189.86 × 1,744.47
  4. Step 4: Simplify right side
    6,126.37x = 16,031,426.35
  5. Step 5: Solve for x
    x = 16,031,426.35/6,126.37
  6. Step 6: Final answer
    x = 2,616.79

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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.