Home / 3,959.63-5,464.90-2,258.14

Finding the Fourth Proportional to 3,959.63, 5,464.90 and 2,258.14

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Solution

The fourth proportional to 3,959.63, 5,464.90 and 2,258.14 is: 3,116.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959.63 : 5,464.90 = 2,258.14 : x
  2. Step 2: Convert to fraction form
    3,959.63/5,464.90 = 2,258.14/x
  3. Step 3: Cross multiply
    3,959.63x = 5,464.90 × 2,258.14
  4. Step 4: Simplify right side
    3,959.63x = 12,340,501.80
  5. Step 5: Solve for x
    x = 12,340,501.80/3,959.63
  6. Step 6: Final answer
    x = 3,116.58

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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.