Home / 9,211.12-13,816.74-3,365.44

Finding the Fourth Proportional to 9,211.12, 13,816.74 and 3,365.44

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Solution

The fourth proportional to 9,211.12, 13,816.74 and 3,365.44 is: 5,048.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.12 : 13,816.74 = 3,365.44 : x
  2. Step 2: Convert to fraction form
    9,211.12/13,816.74 = 3,365.44/x
  3. Step 3: Cross multiply
    9,211.12x = 13,816.74 × 3,365.44
  4. Step 4: Simplify right side
    9,211.12x = 46,499,409.47
  5. Step 5: Solve for x
    x = 46,499,409.47/9,211.12
  6. Step 6: Final answer
    x = 5,048.18

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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.