Home / 5,380.19-8,069.07-2,047.25

Finding the Fourth Proportional to 5,380.19, 8,069.07 and 2,047.25

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Solution

The fourth proportional to 5,380.19, 8,069.07 and 2,047.25 is: 3,070.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.19 : 8,069.07 = 2,047.25 : x
  2. Step 2: Convert to fraction form
    5,380.19/8,069.07 = 2,047.25/x
  3. Step 3: Cross multiply
    5,380.19x = 8,069.07 × 2,047.25
  4. Step 4: Simplify right side
    5,380.19x = 16,519,363.21
  5. Step 5: Solve for x
    x = 16,519,363.21/5,380.19
  6. Step 6: Final answer
    x = 3,070.41

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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.