Home / 2,969.16-4,453.60-1,021.32

Finding the Fourth Proportional to 2,969.16, 4,453.60 and 1,021.32

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Solution

The fourth proportional to 2,969.16, 4,453.60 and 1,021.32 is: 1,531.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969.16 : 4,453.60 = 1,021.32 : x
  2. Step 2: Convert to fraction form
    2,969.16/4,453.60 = 1,021.32/x
  3. Step 3: Cross multiply
    2,969.16x = 4,453.60 × 1,021.32
  4. Step 4: Simplify right side
    2,969.16x = 4,548,550.75
  5. Step 5: Solve for x
    x = 4,548,550.75/2,969.16
  6. Step 6: Final answer
    x = 1,531.93

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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.