Home / 1,534.35-2,295.50-1,185.03

Finding the Fourth Proportional to 1,534.35, 2,295.50 and 1,185.03

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Solution

The fourth proportional to 1,534.35, 2,295.50 and 1,185.03 is: 1,772.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.35 : 2,295.50 = 1,185.03 : x
  2. Step 2: Convert to fraction form
    1,534.35/2,295.50 = 1,185.03/x
  3. Step 3: Cross multiply
    1,534.35x = 2,295.50 × 1,185.03
  4. Step 4: Simplify right side
    1,534.35x = 2,720,230.44
  5. Step 5: Solve for x
    x = 2,720,230.44/1,534.35
  6. Step 6: Final answer
    x = 1,772.89

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1.5x scale

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.