Home / 7,416.14-10,234.53-4,431.65

Finding the Fourth Proportional to 7,416.14, 10,234.53 and 4,431.65

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Solution

The fourth proportional to 7,416.14, 10,234.53 and 4,431.65 is: 6,115.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.14 : 10,234.53 = 4,431.65 : x
  2. Step 2: Convert to fraction form
    7,416.14/10,234.53 = 4,431.65/x
  3. Step 3: Cross multiply
    7,416.14x = 10,234.53 × 4,431.65
  4. Step 4: Simplify right side
    7,416.14x = 45,355,803.70
  5. Step 5: Solve for x
    x = 45,355,803.70/7,416.14
  6. Step 6: Final answer
    x = 6,115.83

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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.