Home / 9,927.91-13,698.61-6,344.74

Finding the Fourth Proportional to 9,927.91, 13,698.61 and 6,344.74

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Solution

The fourth proportional to 9,927.91, 13,698.61 and 6,344.74 is: 8,754.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927.91 : 13,698.61 = 6,344.74 : x
  2. Step 2: Convert to fraction form
    9,927.91/13,698.61 = 6,344.74/x
  3. Step 3: Cross multiply
    9,927.91x = 13,698.61 × 6,344.74
  4. Step 4: Simplify right side
    9,927.91x = 86,914,118.81
  5. Step 5: Solve for x
    x = 86,914,118.81/9,927.91
  6. Step 6: Final answer
    x = 8,754.52

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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.