Home / 3,364.36-5,045.80-1,055.32

Finding the Fourth Proportional to 3,364.36, 5,045.80 and 1,055.32

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Solution

The fourth proportional to 3,364.36, 5,045.80 and 1,055.32 is: 1,582.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.36 : 5,045.80 = 1,055.32 : x
  2. Step 2: Convert to fraction form
    3,364.36/5,045.80 = 1,055.32/x
  3. Step 3: Cross multiply
    3,364.36x = 5,045.80 × 1,055.32
  4. Step 4: Simplify right side
    3,364.36x = 5,324,933.66
  5. Step 5: Solve for x
    x = 5,324,933.66/3,364.36
  6. Step 6: Final answer
    x = 1,582.75

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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.