Home / 6,742.51-10,107.23-2,579.31

Finding the Fourth Proportional to 6,742.51, 10,107.23 and 2,579.31

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Solution

The fourth proportional to 6,742.51, 10,107.23 and 2,579.31 is: 3,866.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.51 : 10,107.23 = 2,579.31 : x
  2. Step 2: Convert to fraction form
    6,742.51/10,107.23 = 2,579.31/x
  3. Step 3: Cross multiply
    6,742.51x = 10,107.23 × 2,579.31
  4. Step 4: Simplify right side
    6,742.51x = 26,069,681.02
  5. Step 5: Solve for x
    x = 26,069,681.02/6,742.51
  6. Step 6: Final answer
    x = 3,866.47

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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.