Home / 1,934.42-2,903.16-1,316.26

Finding the Fourth Proportional to 1,934.42, 2,903.16 and 1,316.26

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Solution

The fourth proportional to 1,934.42, 2,903.16 and 1,316.26 is: 1,975.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.42 : 2,903.16 = 1,316.26 : x
  2. Step 2: Convert to fraction form
    1,934.42/2,903.16 = 1,316.26/x
  3. Step 3: Cross multiply
    1,934.42x = 2,903.16 × 1,316.26
  4. Step 4: Simplify right side
    1,934.42x = 3,821,313.38
  5. Step 5: Solve for x
    x = 3,821,313.38/1,934.42
  6. Step 6: Final answer
    x = 1,975.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.