Home / 6,186.81-9,280.23-3,591.57

Finding the Fourth Proportional to 6,186.81, 9,280.23 and 3,591.57

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Solution

The fourth proportional to 6,186.81, 9,280.23 and 3,591.57 is: 5,387.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.81 : 9,280.23 = 3,591.57 : x
  2. Step 2: Convert to fraction form
    6,186.81/9,280.23 = 3,591.57/x
  3. Step 3: Cross multiply
    6,186.81x = 9,280.23 × 3,591.57
  4. Step 4: Simplify right side
    6,186.81x = 33,330,595.66
  5. Step 5: Solve for x
    x = 33,330,595.66/6,186.81
  6. Step 6: Final answer
    x = 5,387.36

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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.