Home / 3,378.36-5,063.22-2,916.12

Finding the Fourth Proportional to 3,378.36, 5,063.22 and 2,916.12

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Solution

The fourth proportional to 3,378.36, 5,063.22 and 2,916.12 is: 4,370.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.36 : 5,063.22 = 2,916.12 : x
  2. Step 2: Convert to fraction form
    3,378.36/5,063.22 = 2,916.12/x
  3. Step 3: Cross multiply
    3,378.36x = 5,063.22 × 2,916.12
  4. Step 4: Simplify right side
    3,378.36x = 14,764,957.11
  5. Step 5: Solve for x
    x = 14,764,957.11/3,378.36
  6. Step 6: Final answer
    x = 4,370.45

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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.