Home / 1,749.13-2,627.55-1,056.21

Finding the Fourth Proportional to 1,749.13, 2,627.55 and 1,056.21

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Solution

The fourth proportional to 1,749.13, 2,627.55 and 1,056.21 is: 1,586.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.13 : 2,627.55 = 1,056.21 : x
  2. Step 2: Convert to fraction form
    1,749.13/2,627.55 = 1,056.21/x
  3. Step 3: Cross multiply
    1,749.13x = 2,627.55 × 1,056.21
  4. Step 4: Simplify right side
    1,749.13x = 2,775,240.62
  5. Step 5: Solve for x
    x = 2,775,240.62/1,749.13
  6. Step 6: Final answer
    x = 1,586.64

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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.