Home / 3,563.28-4,915.08-2,976.48

Finding the Fourth Proportional to 3,563.28, 4,915.08 and 2,976.48

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Solution

The fourth proportional to 3,563.28, 4,915.08 and 2,976.48 is: 4,105.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.28 : 4,915.08 = 2,976.48 : x
  2. Step 2: Convert to fraction form
    3,563.28/4,915.08 = 2,976.48/x
  3. Step 3: Cross multiply
    3,563.28x = 4,915.08 × 2,976.48
  4. Step 4: Simplify right side
    3,563.28x = 14,629,637.32
  5. Step 5: Solve for x
    x = 14,629,637.32/3,563.28
  6. Step 6: Final answer
    x = 4,105.67

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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.