Home / 3,192.75-4,785.70-1,545.67

Finding the Fourth Proportional to 3,192.75, 4,785.70 and 1,545.67

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Solution

The fourth proportional to 3,192.75, 4,785.70 and 1,545.67 is: 2,316.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.75 : 4,785.70 = 1,545.67 : x
  2. Step 2: Convert to fraction form
    3,192.75/4,785.70 = 1,545.67/x
  3. Step 3: Cross multiply
    3,192.75x = 4,785.70 × 1,545.67
  4. Step 4: Simplify right side
    3,192.75x = 7,397,091.02
  5. Step 5: Solve for x
    x = 7,397,091.02/3,192.75
  6. Step 6: Final answer
    x = 2,316.84

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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.