Home / 10,112.66-15,167.37-4,268.51

Finding the Fourth Proportional to 10,112.66, 15,167.37 and 4,268.51

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Solution

The fourth proportional to 10,112.66, 15,167.37 and 4,268.51 is: 6,402.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112.66 : 15,167.37 = 4,268.51 : x
  2. Step 2: Convert to fraction form
    10,112.66/15,167.37 = 4,268.51/x
  3. Step 3: Cross multiply
    10,112.66x = 15,167.37 × 4,268.51
  4. Step 4: Simplify right side
    10,112.66x = 64,742,043.56
  5. Step 5: Solve for x
    x = 64,742,043.56/10,112.66
  6. Step 6: Final answer
    x = 6,402.08

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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.