Home / 6,742.12-10,109.51-3,040.01

Finding the Fourth Proportional to 6,742.12, 10,109.51 and 3,040.01

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Solution

The fourth proportional to 6,742.12, 10,109.51 and 3,040.01 is: 4,558.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.12 : 10,109.51 = 3,040.01 : x
  2. Step 2: Convert to fraction form
    6,742.12/10,109.51 = 3,040.01/x
  3. Step 3: Cross multiply
    6,742.12x = 10,109.51 × 3,040.01
  4. Step 4: Simplify right side
    6,742.12x = 30,733,044.37
  5. Step 5: Solve for x
    x = 30,733,044.37/6,742.12
  6. Step 6: Final answer
    x = 4,558.37

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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.