Home / 10,980.99-16,472.16-3,586.23

Finding the Fourth Proportional to 10,980.99, 16,472.16 and 3,586.23

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Solution

The fourth proportional to 10,980.99, 16,472.16 and 3,586.23 is: 5,379.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,980.99 : 16,472.16 = 3,586.23 : x
  2. Step 2: Convert to fraction form
    10,980.99/16,472.16 = 3,586.23/x
  3. Step 3: Cross multiply
    10,980.99x = 16,472.16 × 3,586.23
  4. Step 4: Simplify right side
    10,980.99x = 59,072,954.36
  5. Step 5: Solve for x
    x = 59,072,954.36/10,980.99
  6. Step 6: Final answer
    x = 5,379.57

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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.