Home / 1,847.62-2,549.75-1,008.34

Finding the Fourth Proportional to 1,847.62, 2,549.75 and 1,008.34

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Solution

The fourth proportional to 1,847.62, 2,549.75 and 1,008.34 is: 1,391.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.62 : 2,549.75 = 1,008.34 : x
  2. Step 2: Convert to fraction form
    1,847.62/2,549.75 = 1,008.34/x
  3. Step 3: Cross multiply
    1,847.62x = 2,549.75 × 1,008.34
  4. Step 4: Simplify right side
    1,847.62x = 2,571,011.06
  5. Step 5: Solve for x
    x = 2,571,011.06/1,847.62
  6. Step 6: Final answer
    x = 1,391.53

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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.