Home / 6,039.90-8,334.93-3,387.30

Finding the Fourth Proportional to 6,039.90, 8,334.93 and 3,387.30

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Solution

The fourth proportional to 6,039.90, 8,334.93 and 3,387.30 is: 4,674.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,039.90 : 8,334.93 = 3,387.30 : x
  2. Step 2: Convert to fraction form
    6,039.90/8,334.93 = 3,387.30/x
  3. Step 3: Cross multiply
    6,039.90x = 8,334.93 × 3,387.30
  4. Step 4: Simplify right side
    6,039.90x = 28,232,908.39
  5. Step 5: Solve for x
    x = 28,232,908.39/6,039.90
  6. Step 6: Final answer
    x = 4,674.40

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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.