Home / 11,868.75-16,377.63-6,562.83

Finding the Fourth Proportional to 11,868.75, 16,377.63 and 6,562.83

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Solution

The fourth proportional to 11,868.75, 16,377.63 and 6,562.83 is: 9,056.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,868.75 : 16,377.63 = 6,562.83 : x
  2. Step 2: Convert to fraction form
    11,868.75/16,377.63 = 6,562.83/x
  3. Step 3: Cross multiply
    11,868.75x = 16,377.63 × 6,562.83
  4. Step 4: Simplify right side
    11,868.75x = 107,483,601.49
  5. Step 5: Solve for x
    x = 107,483,601.49/11,868.75
  6. Step 6: Final answer
    x = 9,056.02

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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.