Home / 2,963.75-4,445.48-1,114.72

Finding the Fourth Proportional to 2,963.75, 4,445.48 and 1,114.72

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Solution

The fourth proportional to 2,963.75, 4,445.48 and 1,114.72 is: 1,672.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.75 : 4,445.48 = 1,114.72 : x
  2. Step 2: Convert to fraction form
    2,963.75/4,445.48 = 1,114.72/x
  3. Step 3: Cross multiply
    2,963.75x = 4,445.48 × 1,114.72
  4. Step 4: Simplify right side
    2,963.75x = 4,955,457.14
  5. Step 5: Solve for x
    x = 4,955,457.14/2,963.75
  6. Step 6: Final answer
    x = 1,672.03

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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.