Home / 11,240.98-16,835.19-8,885.17

Finding the Fourth Proportional to 11,240.98, 16,835.19 and 8,885.17

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Solution

The fourth proportional to 11,240.98, 16,835.19 and 8,885.17 is: 13,306.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.98 : 16,835.19 = 8,885.17 : x
  2. Step 2: Convert to fraction form
    11,240.98/16,835.19 = 8,885.17/x
  3. Step 3: Cross multiply
    11,240.98x = 16,835.19 × 8,885.17
  4. Step 4: Simplify right side
    11,240.98x = 149,583,525.13
  5. Step 5: Solve for x
    x = 149,583,525.13/11,240.98
  6. Step 6: Final answer
    x = 13,306.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.