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Finding the Fourth Proportional to 1,794.19, 2,475.89 and 1,008.19

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Solution

The fourth proportional to 1,794.19, 2,475.89 and 1,008.19 is: 1,391.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.19 : 2,475.89 = 1,008.19 : x
  2. Step 2: Convert to fraction form
    1,794.19/2,475.89 = 1,008.19/x
  3. Step 3: Cross multiply
    1,794.19x = 2,475.89 × 1,008.19
  4. Step 4: Simplify right side
    1,794.19x = 2,496,160.09
  5. Step 5: Solve for x
    x = 2,496,160.09/1,794.19
  6. Step 6: Final answer
    x = 1,391.25

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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.