Home / 9,110.71-13,659.92-4,177.67

Finding the Fourth Proportional to 9,110.71, 13,659.92 and 4,177.67

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Solution

The fourth proportional to 9,110.71, 13,659.92 and 4,177.67 is: 6,263.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110.71 : 13,659.92 = 4,177.67 : x
  2. Step 2: Convert to fraction form
    9,110.71/13,659.92 = 4,177.67/x
  3. Step 3: Cross multiply
    9,110.71x = 13,659.92 × 4,177.67
  4. Step 4: Simplify right side
    9,110.71x = 57,066,651.25
  5. Step 5: Solve for x
    x = 57,066,651.25/9,110.71
  6. Step 6: Final answer
    x = 6,263.69

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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.