Home / 4,283.73-5,911.55-2,420.73

Finding the Fourth Proportional to 4,283.73, 5,911.55 and 2,420.73

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Solution

The fourth proportional to 4,283.73, 5,911.55 and 2,420.73 is: 3,340.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.73 : 5,911.55 = 2,420.73 : x
  2. Step 2: Convert to fraction form
    4,283.73/5,911.55 = 2,420.73/x
  3. Step 3: Cross multiply
    4,283.73x = 5,911.55 × 2,420.73
  4. Step 4: Simplify right side
    4,283.73x = 14,310,254.33
  5. Step 5: Solve for x
    x = 14,310,254.33/4,283.73
  6. Step 6: Final answer
    x = 3,340.61

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Double scale
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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.