Home / 4,682.70-7,023.65-1,909.67

Finding the Fourth Proportional to 4,682.70, 7,023.65 and 1,909.67

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Solution

The fourth proportional to 4,682.70, 7,023.65 and 1,909.67 is: 2,864.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.70 : 7,023.65 = 1,909.67 : x
  2. Step 2: Convert to fraction form
    4,682.70/7,023.65 = 1,909.67/x
  3. Step 3: Cross multiply
    4,682.70x = 7,023.65 × 1,909.67
  4. Step 4: Simplify right side
    4,682.70x = 13,412,809.03
  5. Step 5: Solve for x
    x = 13,412,809.03/4,682.70
  6. Step 6: Final answer
    x = 2,864.33

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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.