Home / 5,380.08-8,066.15-2,261.01

Finding the Fourth Proportional to 5,380.08, 8,066.15 and 2,261.01

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Solution

The fourth proportional to 5,380.08, 8,066.15 and 2,261.01 is: 3,389.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.08 : 8,066.15 = 2,261.01 : x
  2. Step 2: Convert to fraction form
    5,380.08/8,066.15 = 2,261.01/x
  3. Step 3: Cross multiply
    5,380.08x = 8,066.15 × 2,261.01
  4. Step 4: Simplify right side
    5,380.08x = 18,237,634.51
  5. Step 5: Solve for x
    x = 18,237,634.51/5,380.08
  6. Step 6: Final answer
    x = 3,389.84

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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.