Home / 6,039.79-8,334.65-3,387.24

Finding the Fourth Proportional to 6,039.79, 8,334.65 and 3,387.24

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Solution

The fourth proportional to 6,039.79, 8,334.65 and 3,387.24 is: 4,674.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,039.79 : 8,334.65 = 3,387.24 : x
  2. Step 2: Convert to fraction form
    6,039.79/8,334.65 = 3,387.24/x
  3. Step 3: Cross multiply
    6,039.79x = 8,334.65 × 3,387.24
  4. Step 4: Simplify right side
    6,039.79x = 28,231,468.33
  5. Step 5: Solve for x
    x = 28,231,468.33/6,039.79
  6. Step 6: Final answer
    x = 4,674.25

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Double scale
Find fourth proportional to 6,040.79, 8,336.03 and 3,388.24
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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.