Home / 7,434.74-11,140.26-3,924.62

Finding the Fourth Proportional to 7,434.74, 11,140.26 and 3,924.62

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Solution

The fourth proportional to 7,434.74, 11,140.26 and 3,924.62 is: 5,880.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.74 : 11,140.26 = 3,924.62 : x
  2. Step 2: Convert to fraction form
    7,434.74/11,140.26 = 3,924.62/x
  3. Step 3: Cross multiply
    7,434.74x = 11,140.26 × 3,924.62
  4. Step 4: Simplify right side
    7,434.74x = 43,721,287.20
  5. Step 5: Solve for x
    x = 43,721,287.20/7,434.74
  6. Step 6: Final answer
    x = 5,880.67

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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.