Home / 2,350.09-3,243.14-1,355.36

Finding the Fourth Proportional to 2,350.09, 3,243.14 and 1,355.36

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Solution

The fourth proportional to 2,350.09, 3,243.14 and 1,355.36 is: 1,870.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.09 : 3,243.14 = 1,355.36 : x
  2. Step 2: Convert to fraction form
    2,350.09/3,243.14 = 1,355.36/x
  3. Step 3: Cross multiply
    2,350.09x = 3,243.14 × 1,355.36
  4. Step 4: Simplify right side
    2,350.09x = 4,395,615.45
  5. Step 5: Solve for x
    x = 4,395,615.45/2,350.09
  6. Step 6: Final answer
    x = 1,870.41

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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.