Home / 3,650.16-5,466.60-2,878.32

Finding the Fourth Proportional to 3,650.16, 5,466.60 and 2,878.32

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Solution

The fourth proportional to 3,650.16, 5,466.60 and 2,878.32 is: 4,310.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.16 : 5,466.60 = 2,878.32 : x
  2. Step 2: Convert to fraction form
    3,650.16/5,466.60 = 2,878.32/x
  3. Step 3: Cross multiply
    3,650.16x = 5,466.60 × 2,878.32
  4. Step 4: Simplify right side
    3,650.16x = 15,734,624.11
  5. Step 5: Solve for x
    x = 15,734,624.11/3,650.16
  6. Step 6: Final answer
    x = 4,310.67

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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.