Home / 6,904.50-10,340.28-3,976.67

Finding the Fourth Proportional to 6,904.50, 10,340.28 and 3,976.67

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Solution

The fourth proportional to 6,904.50, 10,340.28 and 3,976.67 is: 5,955.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904.50 : 10,340.28 = 3,976.67 : x
  2. Step 2: Convert to fraction form
    6,904.50/10,340.28 = 3,976.67/x
  3. Step 3: Cross multiply
    6,904.50x = 10,340.28 × 3,976.67
  4. Step 4: Simplify right side
    6,904.50x = 41,119,829.57
  5. Step 5: Solve for x
    x = 41,119,829.57/6,904.50
  6. Step 6: Final answer
    x = 5,955.51

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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.