Home / 7,196.36-9,930.68-4,009.56

Finding the Fourth Proportional to 7,196.36, 9,930.68 and 4,009.56

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Solution

The fourth proportional to 7,196.36, 9,930.68 and 4,009.56 is: 5,533.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,196.36 : 9,930.68 = 4,009.56 : x
  2. Step 2: Convert to fraction form
    7,196.36/9,930.68 = 4,009.56/x
  3. Step 3: Cross multiply
    7,196.36x = 9,930.68 × 4,009.56
  4. Step 4: Simplify right side
    7,196.36x = 39,817,657.30
  5. Step 5: Solve for x
    x = 39,817,657.30/7,196.36
  6. Step 6: Final answer
    x = 5,533.03

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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.