Home / 9,360.06-12,933.99-8,904.48

Finding the Fourth Proportional to 9,360.06, 12,933.99 and 8,904.48

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Solution

The fourth proportional to 9,360.06, 12,933.99 and 8,904.48 is: 12,304.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360.06 : 12,933.99 = 8,904.48 : x
  2. Step 2: Convert to fraction form
    9,360.06/12,933.99 = 8,904.48/x
  3. Step 3: Cross multiply
    9,360.06x = 12,933.99 × 8,904.48
  4. Step 4: Simplify right side
    9,360.06x = 115,170,455.28
  5. Step 5: Solve for x
    x = 115,170,455.28/9,360.06
  6. Step 6: Final answer
    x = 12,304.46

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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.