Home / 7,099.21-10,655.92-2,941.66

Finding the Fourth Proportional to 7,099.21, 10,655.92 and 2,941.66

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Solution

The fourth proportional to 7,099.21, 10,655.92 and 2,941.66 is: 4,415.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099.21 : 10,655.92 = 2,941.66 : x
  2. Step 2: Convert to fraction form
    7,099.21/10,655.92 = 2,941.66/x
  3. Step 3: Cross multiply
    7,099.21x = 10,655.92 × 2,941.66
  4. Step 4: Simplify right side
    7,099.21x = 31,346,040.35
  5. Step 5: Solve for x
    x = 31,346,040.35/7,099.21
  6. Step 6: Final answer
    x = 4,415.43

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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.