Home / 7,191.73-10,798.23-4,429.99

Finding the Fourth Proportional to 7,191.73, 10,798.23 and 4,429.99

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Solution

The fourth proportional to 7,191.73, 10,798.23 and 4,429.99 is: 6,651.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191.73 : 10,798.23 = 4,429.99 : x
  2. Step 2: Convert to fraction form
    7,191.73/10,798.23 = 4,429.99/x
  3. Step 3: Cross multiply
    7,191.73x = 10,798.23 × 4,429.99
  4. Step 4: Simplify right side
    7,191.73x = 47,836,050.92
  5. Step 5: Solve for x
    x = 47,836,050.92/7,191.73
  6. Step 6: Final answer
    x = 6,651.54

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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.