Home / 4,255.90-5,873.37-2,488.54

Finding the Fourth Proportional to 4,255.90, 5,873.37 and 2,488.54

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Solution

The fourth proportional to 4,255.90, 5,873.37 and 2,488.54 is: 3,434.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.90 : 5,873.37 = 2,488.54 : x
  2. Step 2: Convert to fraction form
    4,255.90/5,873.37 = 2,488.54/x
  3. Step 3: Cross multiply
    4,255.90x = 5,873.37 × 2,488.54
  4. Step 4: Simplify right side
    4,255.90x = 14,616,116.18
  5. Step 5: Solve for x
    x = 14,616,116.18/4,255.90
  6. Step 6: Final answer
    x = 3,434.32

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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.