Home / 6,722.36-9,266.58-4,727.48

Finding the Fourth Proportional to 6,722.36, 9,266.58 and 4,727.48

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Solution

The fourth proportional to 6,722.36, 9,266.58 and 4,727.48 is: 6,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722.36 : 9,266.58 = 4,727.48 : x
  2. Step 2: Convert to fraction form
    6,722.36/9,266.58 = 4,727.48/x
  3. Step 3: Cross multiply
    6,722.36x = 9,266.58 × 4,727.48
  4. Step 4: Simplify right side
    6,722.36x = 43,807,571.62
  5. Step 5: Solve for x
    x = 43,807,571.62/6,722.36
  6. Step 6: Final answer
    x = 6,516.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.