Home / 2,258.90-3,388.35-1,483.80

Finding the Fourth Proportional to 2,258.90, 3,388.35 and 1,483.80

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Solution

The fourth proportional to 2,258.90, 3,388.35 and 1,483.80 is: 2,225.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258.90 : 3,388.35 = 1,483.80 : x
  2. Step 2: Convert to fraction form
    2,258.90/3,388.35 = 1,483.80/x
  3. Step 3: Cross multiply
    2,258.90x = 3,388.35 × 1,483.80
  4. Step 4: Simplify right side
    2,258.90x = 5,027,633.73
  5. Step 5: Solve for x
    x = 5,027,633.73/2,258.90
  6. Step 6: Final answer
    x = 2,225.70

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1.5x scale

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.