Home / 5,424.23-8,136.34-1,960.67

Finding the Fourth Proportional to 5,424.23, 8,136.34 and 1,960.67

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Solution

The fourth proportional to 5,424.23, 8,136.34 and 1,960.67 is: 2,941.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.23 : 8,136.34 = 1,960.67 : x
  2. Step 2: Convert to fraction form
    5,424.23/8,136.34 = 1,960.67/x
  3. Step 3: Cross multiply
    5,424.23x = 8,136.34 × 1,960.67
  4. Step 4: Simplify right side
    5,424.23x = 15,952,632.16
  5. Step 5: Solve for x
    x = 15,952,632.16/5,424.23
  6. Step 6: Final answer
    x = 2,941.00

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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.