Home / 9,410.31-12,980.58-6,223.68

Finding the Fourth Proportional to 9,410.31, 12,980.58 and 6,223.68

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Solution

The fourth proportional to 9,410.31, 12,980.58 and 6,223.68 is: 8,584.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,410.31 : 12,980.58 = 6,223.68 : x
  2. Step 2: Convert to fraction form
    9,410.31/12,980.58 = 6,223.68/x
  3. Step 3: Cross multiply
    9,410.31x = 12,980.58 × 6,223.68
  4. Step 4: Simplify right side
    9,410.31x = 80,786,976.13
  5. Step 5: Solve for x
    x = 80,786,976.13/9,410.31
  6. Step 6: Final answer
    x = 8,584.94

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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.