Home / 2,054.58-2,835.54-1,170.45

Finding the Fourth Proportional to 2,054.58, 2,835.54 and 1,170.45

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Solution

The fourth proportional to 2,054.58, 2,835.54 and 1,170.45 is: 1,615.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054.58 : 2,835.54 = 1,170.45 : x
  2. Step 2: Convert to fraction form
    2,054.58/2,835.54 = 1,170.45/x
  3. Step 3: Cross multiply
    2,054.58x = 2,835.54 × 1,170.45
  4. Step 4: Simplify right side
    2,054.58x = 3,318,857.79
  5. Step 5: Solve for x
    x = 3,318,857.79/2,054.58
  6. Step 6: Final answer
    x = 1,615.35

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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.