Home / 10,119.04-15,179.04-3,194.08

Finding the Fourth Proportional to 10,119.04, 15,179.04 and 3,194.08

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Solution

The fourth proportional to 10,119.04, 15,179.04 and 3,194.08 is: 4,791.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,119.04 : 15,179.04 = 3,194.08 : x
  2. Step 2: Convert to fraction form
    10,119.04/15,179.04 = 3,194.08/x
  3. Step 3: Cross multiply
    10,119.04x = 15,179.04 × 3,194.08
  4. Step 4: Simplify right side
    10,119.04x = 48,483,068.08
  5. Step 5: Solve for x
    x = 48,483,068.08/10,119.04
  6. Step 6: Final answer
    x = 4,791.27

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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.