Home / 3,724.93-5,138.77-2,308.24

Finding the Fourth Proportional to 3,724.93, 5,138.77 and 2,308.24

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Solution

The fourth proportional to 3,724.93, 5,138.77 and 2,308.24 is: 3,184.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.93 : 5,138.77 = 2,308.24 : x
  2. Step 2: Convert to fraction form
    3,724.93/5,138.77 = 2,308.24/x
  3. Step 3: Cross multiply
    3,724.93x = 5,138.77 × 2,308.24
  4. Step 4: Simplify right side
    3,724.93x = 11,861,483.00
  5. Step 5: Solve for x
    x = 11,861,483.00/3,724.93
  6. Step 6: Final answer
    x = 3,184.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.