Home / 4,469.95-6,165.73-2,878.67

Finding the Fourth Proportional to 4,469.95, 6,165.73 and 2,878.67

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Solution

The fourth proportional to 4,469.95, 6,165.73 and 2,878.67 is: 3,970.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,469.95 : 6,165.73 = 2,878.67 : x
  2. Step 2: Convert to fraction form
    4,469.95/6,165.73 = 2,878.67/x
  3. Step 3: Cross multiply
    4,469.95x = 6,165.73 × 2,878.67
  4. Step 4: Simplify right side
    4,469.95x = 17,749,110.20
  5. Step 5: Solve for x
    x = 17,749,110.20/4,469.95
  6. Step 6: Final answer
    x = 3,970.76

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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.