Home / 3,816.48-5,725.37-1,316.99

Finding the Fourth Proportional to 3,816.48, 5,725.37 and 1,316.99

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Solution

The fourth proportional to 3,816.48, 5,725.37 and 1,316.99 is: 1,975.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.48 : 5,725.37 = 1,316.99 : x
  2. Step 2: Convert to fraction form
    3,816.48/5,725.37 = 1,316.99/x
  3. Step 3: Cross multiply
    3,816.48x = 5,725.37 × 1,316.99
  4. Step 4: Simplify right side
    3,816.48x = 7,540,255.04
  5. Step 5: Solve for x
    x = 7,540,255.04/3,816.48
  6. Step 6: Final answer
    x = 1,975.71

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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.