Home / 2,953.44-4,436.19-2,855.01

Finding the Fourth Proportional to 2,953.44, 4,436.19 and 2,855.01

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Solution

The fourth proportional to 2,953.44, 4,436.19 and 2,855.01 is: 4,288.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.44 : 4,436.19 = 2,855.01 : x
  2. Step 2: Convert to fraction form
    2,953.44/4,436.19 = 2,855.01/x
  3. Step 3: Cross multiply
    2,953.44x = 4,436.19 × 2,855.01
  4. Step 4: Simplify right side
    2,953.44x = 12,665,366.81
  5. Step 5: Solve for x
    x = 12,665,366.81/2,953.44
  6. Step 6: Final answer
    x = 4,288.34

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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.