Home / 11,765.25-16,235.93-6,459.95

Finding the Fourth Proportional to 11,765.25, 16,235.93 and 6,459.95

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Solution

The fourth proportional to 11,765.25, 16,235.93 and 6,459.95 is: 8,914.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,765.25 : 16,235.93 = 6,459.95 : x
  2. Step 2: Convert to fraction form
    11,765.25/16,235.93 = 6,459.95/x
  3. Step 3: Cross multiply
    11,765.25x = 16,235.93 × 6,459.95
  4. Step 4: Simplify right side
    11,765.25x = 104,883,182.52
  5. Step 5: Solve for x
    x = 104,883,182.52/11,765.25
  6. Step 6: Final answer
    x = 8,914.66

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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.