Home / 3,409.48-5,090.84-3,055.80

Finding the Fourth Proportional to 3,409.48, 5,090.84 and 3,055.80

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Solution

The fourth proportional to 3,409.48, 5,090.84 and 3,055.80 is: 4,562.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.48 : 5,090.84 = 3,055.80 : x
  2. Step 2: Convert to fraction form
    3,409.48/5,090.84 = 3,055.80/x
  3. Step 3: Cross multiply
    3,409.48x = 5,090.84 × 3,055.80
  4. Step 4: Simplify right side
    3,409.48x = 15,556,588.87
  5. Step 5: Solve for x
    x = 15,556,588.87/3,409.48
  6. Step 6: Final answer
    x = 4,562.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.