Home / 1,817.14-2,508.69-1,197.94

Finding the Fourth Proportional to 1,817.14, 2,508.69 and 1,197.94

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Solution

The fourth proportional to 1,817.14, 2,508.69 and 1,197.94 is: 1,653.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.14 : 2,508.69 = 1,197.94 : x
  2. Step 2: Convert to fraction form
    1,817.14/2,508.69 = 1,197.94/x
  3. Step 3: Cross multiply
    1,817.14x = 2,508.69 × 1,197.94
  4. Step 4: Simplify right side
    1,817.14x = 3,005,260.10
  5. Step 5: Solve for x
    x = 3,005,260.10/1,817.14
  6. Step 6: Final answer
    x = 1,653.84

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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.