Home / 4,181.80-5,771-2,293.47

Finding the Fourth Proportional to 4,181.80, 5,771 and 2,293.47

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Solution

The fourth proportional to 4,181.80, 5,771 and 2,293.47 is: 3,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.80 : 5,771 = 2,293.47 : x
  2. Step 2: Convert to fraction form
    4,181.80/5,771 = 2,293.47/x
  3. Step 3: Cross multiply
    4,181.80x = 5,771 × 2,293.47
  4. Step 4: Simplify right side
    4,181.80x = 13,235,615.37
  5. Step 5: Solve for x
    x = 13,235,615.37/4,181.80
  6. Step 6: Final answer
    x = 3,165.05

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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.