Home / 4,074.36-6,111.54-1,152.60

Finding the Fourth Proportional to 4,074.36, 6,111.54 and 1,152.60

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Solution

The fourth proportional to 4,074.36, 6,111.54 and 1,152.60 is: 1,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.36 : 6,111.54 = 1,152.60 : x
  2. Step 2: Convert to fraction form
    4,074.36/6,111.54 = 1,152.60/x
  3. Step 3: Cross multiply
    4,074.36x = 6,111.54 × 1,152.60
  4. Step 4: Simplify right side
    4,074.36x = 7,044,161.00
  5. Step 5: Solve for x
    x = 7,044,161.00/4,074.36
  6. Step 6: Final answer
    x = 1,728.90

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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.