Home / 3,347.80-5,021.70-1,155.33

Finding the Fourth Proportional to 3,347.80, 5,021.70 and 1,155.33

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Solution

The fourth proportional to 3,347.80, 5,021.70 and 1,155.33 is: 1,733.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.80 : 5,021.70 = 1,155.33 : x
  2. Step 2: Convert to fraction form
    3,347.80/5,021.70 = 1,155.33/x
  3. Step 3: Cross multiply
    3,347.80x = 5,021.70 × 1,155.33
  4. Step 4: Simplify right side
    3,347.80x = 5,801,716.33
  5. Step 5: Solve for x
    x = 5,801,716.33/3,347.80
  6. Step 6: Final answer
    x = 1,733.00

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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.