Home / 11,145.56-16,715.58-4,573.62

Finding the Fourth Proportional to 11,145.56, 16,715.58 and 4,573.62

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Solution

The fourth proportional to 11,145.56, 16,715.58 and 4,573.62 is: 6,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,145.56 : 16,715.58 = 4,573.62 : x
  2. Step 2: Convert to fraction form
    11,145.56/16,715.58 = 4,573.62/x
  3. Step 3: Cross multiply
    11,145.56x = 16,715.58 × 4,573.62
  4. Step 4: Simplify right side
    11,145.56x = 76,450,711.00
  5. Step 5: Solve for x
    x = 76,450,711.00/11,145.56
  6. Step 6: Final answer
    x = 6,859.30

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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.