Home / 9,730.17-13,429.58-6,331.41

Finding the Fourth Proportional to 9,730.17, 13,429.58 and 6,331.41

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Solution

The fourth proportional to 9,730.17, 13,429.58 and 6,331.41 is: 8,738.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730.17 : 13,429.58 = 6,331.41 : x
  2. Step 2: Convert to fraction form
    9,730.17/13,429.58 = 6,331.41/x
  3. Step 3: Cross multiply
    9,730.17x = 13,429.58 × 6,331.41
  4. Step 4: Simplify right side
    9,730.17x = 85,028,145.45
  5. Step 5: Solve for x
    x = 85,028,145.45/9,730.17
  6. Step 6: Final answer
    x = 8,738.61

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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.