Home / 8,366.49-11,539.31-6,127.56

Finding the Fourth Proportional to 8,366.49, 11,539.31 and 6,127.56

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Solution

The fourth proportional to 8,366.49, 11,539.31 and 6,127.56 is: 8,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.49 : 11,539.31 = 6,127.56 : x
  2. Step 2: Convert to fraction form
    8,366.49/11,539.31 = 6,127.56/x
  3. Step 3: Cross multiply
    8,366.49x = 11,539.31 × 6,127.56
  4. Step 4: Simplify right side
    8,366.49x = 70,707,783.75
  5. Step 5: Solve for x
    x = 70,707,783.75/8,366.49
  6. Step 6: Final answer
    x = 8,451.31

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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.