Home / 7,563.82-10,438.86-4,419.94

Finding the Fourth Proportional to 7,563.82, 10,438.86 and 4,419.94

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Solution

The fourth proportional to 7,563.82, 10,438.86 and 4,419.94 is: 6,099.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,563.82 : 10,438.86 = 4,419.94 : x
  2. Step 2: Convert to fraction form
    7,563.82/10,438.86 = 4,419.94/x
  3. Step 3: Cross multiply
    7,563.82x = 10,438.86 × 4,419.94
  4. Step 4: Simplify right side
    7,563.82x = 46,139,134.87
  5. Step 5: Solve for x
    x = 46,139,134.87/7,563.82
  6. Step 6: Final answer
    x = 6,099.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.