Home / 3,867.08-5,336.55-2,098.67

Finding the Fourth Proportional to 3,867.08, 5,336.55 and 2,098.67

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Solution

The fourth proportional to 3,867.08, 5,336.55 and 2,098.67 is: 2,896.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.08 : 5,336.55 = 2,098.67 : x
  2. Step 2: Convert to fraction form
    3,867.08/5,336.55 = 2,098.67/x
  3. Step 3: Cross multiply
    3,867.08x = 5,336.55 × 2,098.67
  4. Step 4: Simplify right side
    3,867.08x = 11,199,630.71
  5. Step 5: Solve for x
    x = 11,199,630.71/3,867.08
  6. Step 6: Final answer
    x = 2,896.15

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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.