Home / 4,477.17-6,715.00-1,189.99

Finding the Fourth Proportional to 4,477.17, 6,715.00 and 1,189.99

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Solution

The fourth proportional to 4,477.17, 6,715.00 and 1,189.99 is: 1,784.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.17 : 6,715.00 = 1,189.99 : x
  2. Step 2: Convert to fraction form
    4,477.17/6,715.00 = 1,189.99/x
  3. Step 3: Cross multiply
    4,477.17x = 6,715.00 × 1,189.99
  4. Step 4: Simplify right side
    4,477.17x = 7,990,792.73
  5. Step 5: Solve for x
    x = 7,990,792.73/4,477.17
  6. Step 6: Final answer
    x = 1,784.79

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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.