Home / 11,301.11-16,928.88-6,856.33

Finding the Fourth Proportional to 11,301.11, 16,928.88 and 6,856.33

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Solution

The fourth proportional to 11,301.11, 16,928.88 and 6,856.33 is: 10,270.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,301.11 : 16,928.88 = 6,856.33 : x
  2. Step 2: Convert to fraction form
    11,301.11/16,928.88 = 6,856.33/x
  3. Step 3: Cross multiply
    11,301.11x = 16,928.88 × 6,856.33
  4. Step 4: Simplify right side
    11,301.11x = 116,069,987.81
  5. Step 5: Solve for x
    x = 116,069,987.81/11,301.11
  6. Step 6: Final answer
    x = 10,270.67

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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.