Home / 10,161.73-14,022.91-5,685.67

Finding the Fourth Proportional to 10,161.73, 14,022.91 and 5,685.67

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Solution

The fourth proportional to 10,161.73, 14,022.91 and 5,685.67 is: 7,846.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.73 : 14,022.91 = 5,685.67 : x
  2. Step 2: Convert to fraction form
    10,161.73/14,022.91 = 5,685.67/x
  3. Step 3: Cross multiply
    10,161.73x = 14,022.91 × 5,685.67
  4. Step 4: Simplify right side
    10,161.73x = 79,729,638.70
  5. Step 5: Solve for x
    x = 79,729,638.70/10,161.73
  6. Step 6: Final answer
    x = 7,846.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.