Home / 11,477.08-17,172.12-6,799.60

Finding the Fourth Proportional to 11,477.08, 17,172.12 and 6,799.60

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Solution

The fourth proportional to 11,477.08, 17,172.12 and 6,799.60 is: 10,173.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,477.08 : 17,172.12 = 6,799.60 : x
  2. Step 2: Convert to fraction form
    11,477.08/17,172.12 = 6,799.60/x
  3. Step 3: Cross multiply
    11,477.08x = 17,172.12 × 6,799.60
  4. Step 4: Simplify right side
    11,477.08x = 116,763,547.15
  5. Step 5: Solve for x
    x = 116,763,547.15/11,477.08
  6. Step 6: Final answer
    x = 10,173.63

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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.