Home / 8,054.65-11,115.03-4,518.19

Finding the Fourth Proportional to 8,054.65, 11,115.03 and 4,518.19

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Solution

The fourth proportional to 8,054.65, 11,115.03 and 4,518.19 is: 6,234.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.65 : 11,115.03 = 4,518.19 : x
  2. Step 2: Convert to fraction form
    8,054.65/11,115.03 = 4,518.19/x
  3. Step 3: Cross multiply
    8,054.65x = 11,115.03 × 4,518.19
  4. Step 4: Simplify right side
    8,054.65x = 50,219,817.40
  5. Step 5: Solve for x
    x = 50,219,817.40/8,054.65
  6. Step 6: Final answer
    x = 6,234.89

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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.