Home / 1,756.89-2,629.87-1,106.26

Finding the Fourth Proportional to 1,756.89, 2,629.87 and 1,106.26

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Solution

The fourth proportional to 1,756.89, 2,629.87 and 1,106.26 is: 1,655.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756.89 : 2,629.87 = 1,106.26 : x
  2. Step 2: Convert to fraction form
    1,756.89/2,629.87 = 1,106.26/x
  3. Step 3: Cross multiply
    1,756.89x = 2,629.87 × 1,106.26
  4. Step 4: Simplify right side
    1,756.89x = 2,909,310.65
  5. Step 5: Solve for x
    x = 2,909,310.65/1,756.89
  6. Step 6: Final answer
    x = 1,655.94

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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.