Home / 3,455.25-4,762.56-2,511.19

Finding the Fourth Proportional to 3,455.25, 4,762.56 and 2,511.19

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Solution

The fourth proportional to 3,455.25, 4,762.56 and 2,511.19 is: 3,461.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.25 : 4,762.56 = 2,511.19 : x
  2. Step 2: Convert to fraction form
    3,455.25/4,762.56 = 2,511.19/x
  3. Step 3: Cross multiply
    3,455.25x = 4,762.56 × 2,511.19
  4. Step 4: Simplify right side
    3,455.25x = 11,959,693.05
  5. Step 5: Solve for x
    x = 11,959,693.05/3,455.25
  6. Step 6: Final answer
    x = 3,461.31

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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.