Home / 7,416.62-10,231.67-4,430.96

Finding the Fourth Proportional to 7,416.62, 10,231.67 and 4,430.96

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Solution

The fourth proportional to 7,416.62, 10,231.67 and 4,430.96 is: 6,112.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.62 : 10,231.67 = 4,430.96 : x
  2. Step 2: Convert to fraction form
    7,416.62/10,231.67 = 4,430.96/x
  3. Step 3: Cross multiply
    7,416.62x = 10,231.67 × 4,430.96
  4. Step 4: Simplify right side
    7,416.62x = 45,336,080.42
  5. Step 5: Solve for x
    x = 45,336,080.42/7,416.62
  6. Step 6: Final answer
    x = 6,112.77

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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.