Home / 11,703.35-16,150.65-6,398.25

Finding the Fourth Proportional to 11,703.35, 16,150.65 and 6,398.25

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Solution

The fourth proportional to 11,703.35, 16,150.65 and 6,398.25 is: 8,829.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.35 : 16,150.65 = 6,398.25 : x
  2. Step 2: Convert to fraction form
    11,703.35/16,150.65 = 6,398.25/x
  3. Step 3: Cross multiply
    11,703.35x = 16,150.65 × 6,398.25
  4. Step 4: Simplify right side
    11,703.35x = 103,335,896.36
  5. Step 5: Solve for x
    x = 103,335,896.36/11,703.35
  6. Step 6: Final answer
    x = 8,829.60

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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.