Home / 3,195.80-4,795.74-2,955.32

Finding the Fourth Proportional to 3,195.80, 4,795.74 and 2,955.32

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Solution

The fourth proportional to 3,195.80, 4,795.74 and 2,955.32 is: 4,434.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.80 : 4,795.74 = 2,955.32 : x
  2. Step 2: Convert to fraction form
    3,195.80/4,795.74 = 2,955.32/x
  3. Step 3: Cross multiply
    3,195.80x = 4,795.74 × 2,955.32
  4. Step 4: Simplify right side
    3,195.80x = 14,172,946.34
  5. Step 5: Solve for x
    x = 14,172,946.34/3,195.80
  6. Step 6: Final answer
    x = 4,434.87

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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.