Home / 4,849.90-7,258.65-4,266.70

Finding the Fourth Proportional to 4,849.90, 7,258.65 and 4,266.70

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Solution

The fourth proportional to 4,849.90, 7,258.65 and 4,266.70 is: 6,385.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.90 : 7,258.65 = 4,266.70 : x
  2. Step 2: Convert to fraction form
    4,849.90/7,258.65 = 4,266.70/x
  3. Step 3: Cross multiply
    4,849.90x = 7,258.65 × 4,266.70
  4. Step 4: Simplify right side
    4,849.90x = 30,970,481.96
  5. Step 5: Solve for x
    x = 30,970,481.96/4,849.90
  6. Step 6: Final answer
    x = 6,385.80

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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.