Home / 5,380.63-8,073.47-2,261.32

Finding the Fourth Proportional to 5,380.63, 8,073.47 and 2,261.32

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Solution

The fourth proportional to 5,380.63, 8,073.47 and 2,261.32 is: 3,393.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.63 : 8,073.47 = 2,261.32 : x
  2. Step 2: Convert to fraction form
    5,380.63/8,073.47 = 2,261.32/x
  3. Step 3: Cross multiply
    5,380.63x = 8,073.47 × 2,261.32
  4. Step 4: Simplify right side
    5,380.63x = 18,256,684.65
  5. Step 5: Solve for x
    x = 18,256,684.65/5,380.63
  6. Step 6: Final answer
    x = 3,393.04

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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.