Home / 1,751.90-2,628.75-1,167.32

Finding the Fourth Proportional to 1,751.90, 2,628.75 and 1,167.32

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Solution

The fourth proportional to 1,751.90, 2,628.75 and 1,167.32 is: 1,751.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751.90 : 2,628.75 = 1,167.32 : x
  2. Step 2: Convert to fraction form
    1,751.90/2,628.75 = 1,167.32/x
  3. Step 3: Cross multiply
    1,751.90x = 2,628.75 × 1,167.32
  4. Step 4: Simplify right side
    1,751.90x = 3,068,592.45
  5. Step 5: Solve for x
    x = 3,068,592.45/1,751.90
  6. Step 6: Final answer
    x = 1,751.58

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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.