Home / 1,837.05-2,535.21-1,173.84

Finding the Fourth Proportional to 1,837.05, 2,535.21 and 1,173.84

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Solution

The fourth proportional to 1,837.05, 2,535.21 and 1,173.84 is: 1,619.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.05 : 2,535.21 = 1,173.84 : x
  2. Step 2: Convert to fraction form
    1,837.05/2,535.21 = 1,173.84/x
  3. Step 3: Cross multiply
    1,837.05x = 2,535.21 × 1,173.84
  4. Step 4: Simplify right side
    1,837.05x = 2,975,930.91
  5. Step 5: Solve for x
    x = 2,975,930.91/1,837.05
  6. Step 6: Final answer
    x = 1,619.95

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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.