Home / 11,758.12-16,226.22-6,453.28

Finding the Fourth Proportional to 11,758.12, 16,226.22 and 6,453.28

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Solution

The fourth proportional to 11,758.12, 16,226.22 and 6,453.28 is: 8,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,758.12 : 16,226.22 = 6,453.28 : x
  2. Step 2: Convert to fraction form
    11,758.12/16,226.22 = 6,453.28/x
  3. Step 3: Cross multiply
    11,758.12x = 16,226.22 × 6,453.28
  4. Step 4: Simplify right side
    11,758.12x = 104,712,341.00
  5. Step 5: Solve for x
    x = 104,712,341.00/11,758.12
  6. Step 6: Final answer
    x = 8,905.53

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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.