Home / 4,690.25-7,030.31-3,047.97

Finding the Fourth Proportional to 4,690.25, 7,030.31 and 3,047.97

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Solution

The fourth proportional to 4,690.25, 7,030.31 and 3,047.97 is: 4,568.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.25 : 7,030.31 = 3,047.97 : x
  2. Step 2: Convert to fraction form
    4,690.25/7,030.31 = 3,047.97/x
  3. Step 3: Cross multiply
    4,690.25x = 7,030.31 × 3,047.97
  4. Step 4: Simplify right side
    4,690.25x = 21,428,158.73
  5. Step 5: Solve for x
    x = 21,428,158.73/4,690.25
  6. Step 6: Final answer
    x = 4,568.67

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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.