Home / 4,119.30-6,179.04-1,487.02

Finding the Fourth Proportional to 4,119.30, 6,179.04 and 1,487.02

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Solution

The fourth proportional to 4,119.30, 6,179.04 and 1,487.02 is: 2,230.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.30 : 6,179.04 = 1,487.02 : x
  2. Step 2: Convert to fraction form
    4,119.30/6,179.04 = 1,487.02/x
  3. Step 3: Cross multiply
    4,119.30x = 6,179.04 × 1,487.02
  4. Step 4: Simplify right side
    4,119.30x = 9,188,356.06
  5. Step 5: Solve for x
    x = 9,188,356.06/4,119.30
  6. Step 6: Final answer
    x = 2,230.56

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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.