Home / 13,097.35-19,646.70-3,738.75

Finding the Fourth Proportional to 13,097.35, 19,646.70 and 3,738.75

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Solution

The fourth proportional to 13,097.35, 19,646.70 and 3,738.75 is: 5,608.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,097.35 : 19,646.70 = 3,738.75 : x
  2. Step 2: Convert to fraction form
    13,097.35/19,646.70 = 3,738.75/x
  3. Step 3: Cross multiply
    13,097.35x = 19,646.70 × 3,738.75
  4. Step 4: Simplify right side
    13,097.35x = 73,454,099.63
  5. Step 5: Solve for x
    x = 73,454,099.63/13,097.35
  6. Step 6: Final answer
    x = 5,608.32

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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.