Home / 2,055.28-2,835.96-1,171.03

Finding the Fourth Proportional to 2,055.28, 2,835.96 and 1,171.03

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Solution

The fourth proportional to 2,055.28, 2,835.96 and 1,171.03 is: 1,615.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.28 : 2,835.96 = 1,171.03 : x
  2. Step 2: Convert to fraction form
    2,055.28/2,835.96 = 1,171.03/x
  3. Step 3: Cross multiply
    2,055.28x = 2,835.96 × 1,171.03
  4. Step 4: Simplify right side
    2,055.28x = 3,320,994.24
  5. Step 5: Solve for x
    x = 3,320,994.24/2,055.28
  6. Step 6: Final answer
    x = 1,615.84

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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.