Home / 5,445.16-8,164.23-2,327.20

Finding the Fourth Proportional to 5,445.16, 8,164.23 and 2,327.20

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Solution

The fourth proportional to 5,445.16, 8,164.23 and 2,327.20 is: 3,489.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.16 : 8,164.23 = 2,327.20 : x
  2. Step 2: Convert to fraction form
    5,445.16/8,164.23 = 2,327.20/x
  3. Step 3: Cross multiply
    5,445.16x = 8,164.23 × 2,327.20
  4. Step 4: Simplify right side
    5,445.16x = 18,999,796.06
  5. Step 5: Solve for x
    x = 18,999,796.06/5,445.16
  6. Step 6: Final answer
    x = 3,489.30

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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.