Home / 2,965.93-4,448.88-2,785.50

Finding the Fourth Proportional to 2,965.93, 4,448.88 and 2,785.50

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Solution

The fourth proportional to 2,965.93, 4,448.88 and 2,785.50 is: 4,178.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.93 : 4,448.88 = 2,785.50 : x
  2. Step 2: Convert to fraction form
    2,965.93/4,448.88 = 2,785.50/x
  3. Step 3: Cross multiply
    2,965.93x = 4,448.88 × 2,785.50
  4. Step 4: Simplify right side
    2,965.93x = 12,392,355.24
  5. Step 5: Solve for x
    x = 12,392,355.24/2,965.93
  6. Step 6: Final answer
    x = 4,178.24

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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.