Home / 7,445.32-11,162.34-4,522.84

Finding the Fourth Proportional to 7,445.32, 11,162.34 and 4,522.84

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Solution

The fourth proportional to 7,445.32, 11,162.34 and 4,522.84 is: 6,780.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.32 : 11,162.34 = 4,522.84 : x
  2. Step 2: Convert to fraction form
    7,445.32/11,162.34 = 4,522.84/x
  3. Step 3: Cross multiply
    7,445.32x = 11,162.34 × 4,522.84
  4. Step 4: Simplify right side
    7,445.32x = 50,485,477.85
  5. Step 5: Solve for x
    x = 50,485,477.85/7,445.32
  6. Step 6: Final answer
    x = 6,780.83

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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.