Home / 4,399.30-6,586.80-3,427.30

Finding the Fourth Proportional to 4,399.30, 6,586.80 and 3,427.30

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Solution

The fourth proportional to 4,399.30, 6,586.80 and 3,427.30 is: 5,131.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.30 : 6,586.80 = 3,427.30 : x
  2. Step 2: Convert to fraction form
    4,399.30/6,586.80 = 3,427.30/x
  3. Step 3: Cross multiply
    4,399.30x = 6,586.80 × 3,427.30
  4. Step 4: Simplify right side
    4,399.30x = 22,574,939.64
  5. Step 5: Solve for x
    x = 22,574,939.64/4,399.30
  6. Step 6: Final answer
    x = 5,131.48

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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.