Home / 7,408.09-11,113.26-2,476.81

Finding the Fourth Proportional to 7,408.09, 11,113.26 and 2,476.81

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Solution

The fourth proportional to 7,408.09, 11,113.26 and 2,476.81 is: 3,715.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.09 : 11,113.26 = 2,476.81 : x
  2. Step 2: Convert to fraction form
    7,408.09/11,113.26 = 2,476.81/x
  3. Step 3: Cross multiply
    7,408.09x = 11,113.26 × 2,476.81
  4. Step 4: Simplify right side
    7,408.09x = 27,525,433.50
  5. Step 5: Solve for x
    x = 27,525,433.50/7,408.09
  6. Step 6: Final answer
    x = 3,715.59

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1.5x scale

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.