Home / 11,609.19-16,020.72-6,303.99

Finding the Fourth Proportional to 11,609.19, 16,020.72 and 6,303.99

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Solution

The fourth proportional to 11,609.19, 16,020.72 and 6,303.99 is: 8,699.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,609.19 : 16,020.72 = 6,303.99 : x
  2. Step 2: Convert to fraction form
    11,609.19/16,020.72 = 6,303.99/x
  3. Step 3: Cross multiply
    11,609.19x = 16,020.72 × 6,303.99
  4. Step 4: Simplify right side
    11,609.19x = 100,994,458.67
  5. Step 5: Solve for x
    x = 100,994,458.67/11,609.19
  6. Step 6: Final answer
    x = 8,699.53

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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.