Home / 7,626.80-11,442.36-4,509.56

Finding the Fourth Proportional to 7,626.80, 11,442.36 and 4,509.56

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Solution

The fourth proportional to 7,626.80, 11,442.36 and 4,509.56 is: 6,765.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.80 : 11,442.36 = 4,509.56 : x
  2. Step 2: Convert to fraction form
    7,626.80/11,442.36 = 4,509.56/x
  3. Step 3: Cross multiply
    7,626.80x = 11,442.36 × 4,509.56
  4. Step 4: Simplify right side
    7,626.80x = 51,600,008.96
  5. Step 5: Solve for x
    x = 51,600,008.96/7,626.80
  6. Step 6: Final answer
    x = 6,765.62

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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.