Home / 4,069.45-5,615.99-2,300.95

Finding the Fourth Proportional to 4,069.45, 5,615.99 and 2,300.95

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Solution

The fourth proportional to 4,069.45, 5,615.99 and 2,300.95 is: 3,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.45 : 5,615.99 = 2,300.95 : x
  2. Step 2: Convert to fraction form
    4,069.45/5,615.99 = 2,300.95/x
  3. Step 3: Cross multiply
    4,069.45x = 5,615.99 × 2,300.95
  4. Step 4: Simplify right side
    4,069.45x = 12,922,103.90
  5. Step 5: Solve for x
    x = 12,922,103.90/4,069.45
  6. Step 6: Final answer
    x = 3,175.40

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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.