Home / 4,117.50-6,166.64-3,190.08

Finding the Fourth Proportional to 4,117.50, 6,166.64 and 3,190.08

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Solution

The fourth proportional to 4,117.50, 6,166.64 and 3,190.08 is: 4,777.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.50 : 6,166.64 = 3,190.08 : x
  2. Step 2: Convert to fraction form
    4,117.50/6,166.64 = 3,190.08/x
  3. Step 3: Cross multiply
    4,117.50x = 6,166.64 × 3,190.08
  4. Step 4: Simplify right side
    4,117.50x = 19,672,074.93
  5. Step 5: Solve for x
    x = 19,672,074.93/4,117.50
  6. Step 6: Final answer
    x = 4,777.67

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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.