Home / 2,889.12-4,334.46-1,015.46

Finding the Fourth Proportional to 2,889.12, 4,334.46 and 1,015.46

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Solution

The fourth proportional to 2,889.12, 4,334.46 and 1,015.46 is: 1,523.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889.12 : 4,334.46 = 1,015.46 : x
  2. Step 2: Convert to fraction form
    2,889.12/4,334.46 = 1,015.46/x
  3. Step 3: Cross multiply
    2,889.12x = 4,334.46 × 1,015.46
  4. Step 4: Simplify right side
    2,889.12x = 4,401,470.75
  5. Step 5: Solve for x
    x = 4,401,470.75/2,889.12
  6. Step 6: Final answer
    x = 1,523.46

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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.