Home / 3,039.39-4,556.64-1,190.16

Finding the Fourth Proportional to 3,039.39, 4,556.64 and 1,190.16

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Solution

The fourth proportional to 3,039.39, 4,556.64 and 1,190.16 is: 1,784.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.39 : 4,556.64 = 1,190.16 : x
  2. Step 2: Convert to fraction form
    3,039.39/4,556.64 = 1,190.16/x
  3. Step 3: Cross multiply
    3,039.39x = 4,556.64 × 1,190.16
  4. Step 4: Simplify right side
    3,039.39x = 5,423,130.66
  5. Step 5: Solve for x
    x = 5,423,130.66/3,039.39
  6. Step 6: Final answer
    x = 1,784.28

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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.