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Finding the Fourth Proportional to 6,903.33, 9,526.12 and 3,919.22

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Solution

The fourth proportional to 6,903.33, 9,526.12 and 3,919.22 is: 5,408.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.33 : 9,526.12 = 3,919.22 : x
  2. Step 2: Convert to fraction form
    6,903.33/9,526.12 = 3,919.22/x
  3. Step 3: Cross multiply
    6,903.33x = 9,526.12 × 3,919.22
  4. Step 4: Simplify right side
    6,903.33x = 37,334,960.03
  5. Step 5: Solve for x
    x = 37,334,960.03/6,903.33
  6. Step 6: Final answer
    x = 5,408.25

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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.