Home / 5,232.30-7,220.11-3,107.67

Finding the Fourth Proportional to 5,232.30, 7,220.11 and 3,107.67

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Solution

The fourth proportional to 5,232.30, 7,220.11 and 3,107.67 is: 4,288.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.30 : 7,220.11 = 3,107.67 : x
  2. Step 2: Convert to fraction form
    5,232.30/7,220.11 = 3,107.67/x
  3. Step 3: Cross multiply
    5,232.30x = 7,220.11 × 3,107.67
  4. Step 4: Simplify right side
    5,232.30x = 22,437,719.24
  5. Step 5: Solve for x
    x = 22,437,719.24/5,232.30
  6. Step 6: Final answer
    x = 4,288.31

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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.