Home / 9,219.34-13,829.08-3,674.09

Finding the Fourth Proportional to 9,219.34, 13,829.08 and 3,674.09

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Solution

The fourth proportional to 9,219.34, 13,829.08 and 3,674.09 is: 5,511.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219.34 : 13,829.08 = 3,674.09 : x
  2. Step 2: Convert to fraction form
    9,219.34/13,829.08 = 3,674.09/x
  3. Step 3: Cross multiply
    9,219.34x = 13,829.08 × 3,674.09
  4. Step 4: Simplify right side
    9,219.34x = 50,809,316.81
  5. Step 5: Solve for x
    x = 50,809,316.81/9,219.34
  6. Step 6: Final answer
    x = 5,511.17

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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.