Home / 4,180.22-6,270.96-1,258.22

Finding the Fourth Proportional to 4,180.22, 6,270.96 and 1,258.22

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Solution

The fourth proportional to 4,180.22, 6,270.96 and 1,258.22 is: 1,887.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.22 : 6,270.96 = 1,258.22 : x
  2. Step 2: Convert to fraction form
    4,180.22/6,270.96 = 1,258.22/x
  3. Step 3: Cross multiply
    4,180.22x = 6,270.96 × 1,258.22
  4. Step 4: Simplify right side
    4,180.22x = 7,890,247.29
  5. Step 5: Solve for x
    x = 7,890,247.29/4,180.22
  6. Step 6: Final answer
    x = 1,887.52

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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.