Home / 11,378.06-17,055.37-4,356.16

Finding the Fourth Proportional to 11,378.06, 17,055.37 and 4,356.16

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Solution

The fourth proportional to 11,378.06, 17,055.37 and 4,356.16 is: 6,529.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378.06 : 17,055.37 = 4,356.16 : x
  2. Step 2: Convert to fraction form
    11,378.06/17,055.37 = 4,356.16/x
  3. Step 3: Cross multiply
    11,378.06x = 17,055.37 × 4,356.16
  4. Step 4: Simplify right side
    11,378.06x = 74,295,883.39
  5. Step 5: Solve for x
    x = 74,295,883.39/11,378.06
  6. Step 6: Final answer
    x = 6,529.75

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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.