Home / 11,640.35-16,062.36-6,860.00

Finding the Fourth Proportional to 11,640.35, 16,062.36 and 6,860.00

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Solution

The fourth proportional to 11,640.35, 16,062.36 and 6,860.00 is: 9,466.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,640.35 : 16,062.36 = 6,860.00 : x
  2. Step 2: Convert to fraction form
    11,640.35/16,062.36 = 6,860.00/x
  3. Step 3: Cross multiply
    11,640.35x = 16,062.36 × 6,860.00
  4. Step 4: Simplify right side
    11,640.35x = 110,187,709.29
  5. Step 5: Solve for x
    x = 110,187,709.29/11,640.35
  6. Step 6: Final answer
    x = 9,466.02

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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.