Home / 5,313.35-7,969.98-2,195.03

Finding the Fourth Proportional to 5,313.35, 7,969.98 and 2,195.03

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Solution

The fourth proportional to 5,313.35, 7,969.98 and 2,195.03 is: 3,292.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.35 : 7,969.98 = 2,195.03 : x
  2. Step 2: Convert to fraction form
    5,313.35/7,969.98 = 2,195.03/x
  3. Step 3: Cross multiply
    5,313.35x = 7,969.98 × 2,195.03
  4. Step 4: Simplify right side
    5,313.35x = 17,494,345.20
  5. Step 5: Solve for x
    x = 17,494,345.20/5,313.35
  6. Step 6: Final answer
    x = 3,292.53

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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.