Home / 6,271.20-9,427.68-4,435.48

Finding the Fourth Proportional to 6,271.20, 9,427.68 and 4,435.48

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Solution

The fourth proportional to 6,271.20, 9,427.68 and 4,435.48 is: 6,667.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.20 : 9,427.68 = 4,435.48 : x
  2. Step 2: Convert to fraction form
    6,271.20/9,427.68 = 4,435.48/x
  3. Step 3: Cross multiply
    6,271.20x = 9,427.68 × 4,435.48
  4. Step 4: Simplify right side
    6,271.20x = 41,816,286.09
  5. Step 5: Solve for x
    x = 41,816,286.09/6,271.20
  6. Step 6: Final answer
    x = 6,667.99

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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.