Home / 6,219.08-9,316.12-3,089.62

Finding the Fourth Proportional to 6,219.08, 9,316.12 and 3,089.62

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Solution

The fourth proportional to 6,219.08, 9,316.12 and 3,089.62 is: 4,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.08 : 9,316.12 = 3,089.62 : x
  2. Step 2: Convert to fraction form
    6,219.08/9,316.12 = 3,089.62/x
  3. Step 3: Cross multiply
    6,219.08x = 9,316.12 × 3,089.62
  4. Step 4: Simplify right side
    6,219.08x = 28,783,270.67
  5. Step 5: Solve for x
    x = 28,783,270.67/6,219.08
  6. Step 6: Final answer
    x = 4,628.22

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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.