Home / 7,441.74-11,156.67-3,742.07

Finding the Fourth Proportional to 7,441.74, 11,156.67 and 3,742.07

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Solution

The fourth proportional to 7,441.74, 11,156.67 and 3,742.07 is: 5,610.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441.74 : 11,156.67 = 3,742.07 : x
  2. Step 2: Convert to fraction form
    7,441.74/11,156.67 = 3,742.07/x
  3. Step 3: Cross multiply
    7,441.74x = 11,156.67 × 3,742.07
  4. Step 4: Simplify right side
    7,441.74x = 41,748,984.32
  5. Step 5: Solve for x
    x = 41,748,984.32/7,441.74
  6. Step 6: Final answer
    x = 5,610.11

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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.