Home / 9,308.68-13,958.63-3,381.39

Finding the Fourth Proportional to 9,308.68, 13,958.63 and 3,381.39

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Solution

The fourth proportional to 9,308.68, 13,958.63 and 3,381.39 is: 5,070.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308.68 : 13,958.63 = 3,381.39 : x
  2. Step 2: Convert to fraction form
    9,308.68/13,958.63 = 3,381.39/x
  3. Step 3: Cross multiply
    9,308.68x = 13,958.63 × 3,381.39
  4. Step 4: Simplify right side
    9,308.68x = 47,199,554.18
  5. Step 5: Solve for x
    x = 47,199,554.18/9,308.68
  6. Step 6: Final answer
    x = 5,070.49

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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.