Home / 6,137.61-9,189.27-3,316.34

Finding the Fourth Proportional to 6,137.61, 9,189.27 and 3,316.34

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Solution

The fourth proportional to 6,137.61, 9,189.27 and 3,316.34 is: 4,965.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,137.61 : 9,189.27 = 3,316.34 : x
  2. Step 2: Convert to fraction form
    6,137.61/9,189.27 = 3,316.34/x
  3. Step 3: Cross multiply
    6,137.61x = 9,189.27 × 3,316.34
  4. Step 4: Simplify right side
    6,137.61x = 30,474,727.09
  5. Step 5: Solve for x
    x = 30,474,727.09/6,137.61
  6. Step 6: Final answer
    x = 4,965.24

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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.