Home / 4,707.09-7,059.96-2,109.42

Finding the Fourth Proportional to 4,707.09, 7,059.96 and 2,109.42

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Solution

The fourth proportional to 4,707.09, 7,059.96 and 2,109.42 is: 3,163.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.09 : 7,059.96 = 2,109.42 : x
  2. Step 2: Convert to fraction form
    4,707.09/7,059.96 = 2,109.42/x
  3. Step 3: Cross multiply
    4,707.09x = 7,059.96 × 2,109.42
  4. Step 4: Simplify right side
    4,707.09x = 14,892,420.82
  5. Step 5: Solve for x
    x = 14,892,420.82/4,707.09
  6. Step 6: Final answer
    x = 3,163.83

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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.