Home / 9,313.23-13,971.87-3,074.61

Finding the Fourth Proportional to 9,313.23, 13,971.87 and 3,074.61

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Solution

The fourth proportional to 9,313.23, 13,971.87 and 3,074.61 is: 4,612.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.23 : 13,971.87 = 3,074.61 : x
  2. Step 2: Convert to fraction form
    9,313.23/13,971.87 = 3,074.61/x
  3. Step 3: Cross multiply
    9,313.23x = 13,971.87 × 3,074.61
  4. Step 4: Simplify right side
    9,313.23x = 42,958,051.22
  5. Step 5: Solve for x
    x = 42,958,051.22/9,313.23
  6. Step 6: Final answer
    x = 4,612.58

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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.