Home / 1,852.26-2,555.58-1,144.20

Finding the Fourth Proportional to 1,852.26, 2,555.58 and 1,144.20

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Solution

The fourth proportional to 1,852.26, 2,555.58 and 1,144.20 is: 1,578.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.26 : 2,555.58 = 1,144.20 : x
  2. Step 2: Convert to fraction form
    1,852.26/2,555.58 = 1,144.20/x
  3. Step 3: Cross multiply
    1,852.26x = 2,555.58 × 1,144.20
  4. Step 4: Simplify right side
    1,852.26x = 2,924,094.64
  5. Step 5: Solve for x
    x = 2,924,094.64/1,852.26
  6. Step 6: Final answer
    x = 1,578.66

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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.