Home / 3,573.29-5,355.79-2,113.67

Finding the Fourth Proportional to 3,573.29, 5,355.79 and 2,113.67

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Solution

The fourth proportional to 3,573.29, 5,355.79 and 2,113.67 is: 3,168.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.29 : 5,355.79 = 2,113.67 : x
  2. Step 2: Convert to fraction form
    3,573.29/5,355.79 = 2,113.67/x
  3. Step 3: Cross multiply
    3,573.29x = 5,355.79 × 2,113.67
  4. Step 4: Simplify right side
    3,573.29x = 11,320,372.65
  5. Step 5: Solve for x
    x = 11,320,372.65/3,573.29
  6. Step 6: Final answer
    x = 3,168.05

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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.