Home / 6,119.04-8,439.99-3,762.48

Finding the Fourth Proportional to 6,119.04, 8,439.99 and 3,762.48

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Solution

The fourth proportional to 6,119.04, 8,439.99 and 3,762.48 is: 5,189.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.04 : 8,439.99 = 3,762.48 : x
  2. Step 2: Convert to fraction form
    6,119.04/8,439.99 = 3,762.48/x
  3. Step 3: Cross multiply
    6,119.04x = 8,439.99 × 3,762.48
  4. Step 4: Simplify right side
    6,119.04x = 31,755,293.58
  5. Step 5: Solve for x
    x = 31,755,293.58/6,119.04
  6. Step 6: Final answer
    x = 5,189.59

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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.