Home / 3,015.89-4,518.51-2,641.52

Finding the Fourth Proportional to 3,015.89, 4,518.51 and 2,641.52

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Solution

The fourth proportional to 3,015.89, 4,518.51 and 2,641.52 is: 3,957.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.89 : 4,518.51 = 2,641.52 : x
  2. Step 2: Convert to fraction form
    3,015.89/4,518.51 = 2,641.52/x
  3. Step 3: Cross multiply
    3,015.89x = 4,518.51 × 2,641.52
  4. Step 4: Simplify right side
    3,015.89x = 11,935,734.54
  5. Step 5: Solve for x
    x = 11,935,734.54/3,015.89
  6. Step 6: Final answer
    x = 3,957.62

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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.