Home / 2,036.90-2,811.59-1,197.56

Finding the Fourth Proportional to 2,036.90, 2,811.59 and 1,197.56

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Solution

The fourth proportional to 2,036.90, 2,811.59 and 1,197.56 is: 1,653.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.90 : 2,811.59 = 1,197.56 : x
  2. Step 2: Convert to fraction form
    2,036.90/2,811.59 = 1,197.56/x
  3. Step 3: Cross multiply
    2,036.90x = 2,811.59 × 1,197.56
  4. Step 4: Simplify right side
    2,036.90x = 3,367,041.98
  5. Step 5: Solve for x
    x = 3,367,041.98/2,036.90
  6. Step 6: Final answer
    x = 1,653.03

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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.