Home / 9,388.36-14,079.66-6,485.32

Finding the Fourth Proportional to 9,388.36, 14,079.66 and 6,485.32

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Solution

The fourth proportional to 9,388.36, 14,079.66 and 6,485.32 is: 9,725.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,388.36 : 14,079.66 = 6,485.32 : x
  2. Step 2: Convert to fraction form
    9,388.36/14,079.66 = 6,485.32/x
  3. Step 3: Cross multiply
    9,388.36x = 14,079.66 × 6,485.32
  4. Step 4: Simplify right side
    9,388.36x = 91,311,100.59
  5. Step 5: Solve for x
    x = 91,311,100.59/9,388.36
  6. Step 6: Final answer
    x = 9,725.99

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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.