Home / 5,059.55-7,589.73-2,138.69

Finding the Fourth Proportional to 5,059.55, 7,589.73 and 2,138.69

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Solution

The fourth proportional to 5,059.55, 7,589.73 and 2,138.69 is: 3,208.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.55 : 7,589.73 = 2,138.69 : x
  2. Step 2: Convert to fraction form
    5,059.55/7,589.73 = 2,138.69/x
  3. Step 3: Cross multiply
    5,059.55x = 7,589.73 × 2,138.69
  4. Step 4: Simplify right side
    5,059.55x = 16,232,041.71
  5. Step 5: Solve for x
    x = 16,232,041.71/5,059.55
  6. Step 6: Final answer
    x = 3,208.20

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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.