Home / 11,603.75-16,013.18-6,298.61

Finding the Fourth Proportional to 11,603.75, 16,013.18 and 6,298.61

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Solution

The fourth proportional to 11,603.75, 16,013.18 and 6,298.61 is: 8,692.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603.75 : 16,013.18 = 6,298.61 : x
  2. Step 2: Convert to fraction form
    11,603.75/16,013.18 = 6,298.61/x
  3. Step 3: Cross multiply
    11,603.75x = 16,013.18 × 6,298.61
  4. Step 4: Simplify right side
    11,603.75x = 100,860,664.12
  5. Step 5: Solve for x
    x = 100,860,664.12/11,603.75
  6. Step 6: Final answer
    x = 8,692.07

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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.