Home / 9,188.26-13,784.21-3,345.32

Finding the Fourth Proportional to 9,188.26, 13,784.21 and 3,345.32

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Solution

The fourth proportional to 9,188.26, 13,784.21 and 3,345.32 is: 5,018.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188.26 : 13,784.21 = 3,345.32 : x
  2. Step 2: Convert to fraction form
    9,188.26/13,784.21 = 3,345.32/x
  3. Step 3: Cross multiply
    9,188.26x = 13,784.21 × 3,345.32
  4. Step 4: Simplify right side
    9,188.26x = 46,112,623.68
  5. Step 5: Solve for x
    x = 46,112,623.68/9,188.26
  6. Step 6: Final answer
    x = 5,018.65

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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.