Home / 5,072.83-7,605.76-2,440.23

Finding the Fourth Proportional to 5,072.83, 7,605.76 and 2,440.23

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Solution

The fourth proportional to 5,072.83, 7,605.76 and 2,440.23 is: 3,658.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.83 : 7,605.76 = 2,440.23 : x
  2. Step 2: Convert to fraction form
    5,072.83/7,605.76 = 2,440.23/x
  3. Step 3: Cross multiply
    5,072.83x = 7,605.76 × 2,440.23
  4. Step 4: Simplify right side
    5,072.83x = 18,559,803.72
  5. Step 5: Solve for x
    x = 18,559,803.72/5,072.83
  6. Step 6: Final answer
    x = 3,658.67

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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.