Home / 7,505.63-11,259.67-2,311.51

Finding the Fourth Proportional to 7,505.63, 11,259.67 and 2,311.51

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Solution

The fourth proportional to 7,505.63, 11,259.67 and 2,311.51 is: 3,467.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.63 : 11,259.67 = 2,311.51 : x
  2. Step 2: Convert to fraction form
    7,505.63/11,259.67 = 2,311.51/x
  3. Step 3: Cross multiply
    7,505.63x = 11,259.67 × 2,311.51
  4. Step 4: Simplify right side
    7,505.63x = 26,026,805.87
  5. Step 5: Solve for x
    x = 26,026,805.87/7,505.63
  6. Step 6: Final answer
    x = 3,467.64

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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.