Home / 7,416.21-10,234.11-4,430.26

Finding the Fourth Proportional to 7,416.21, 10,234.11 and 4,430.26

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Solution

The fourth proportional to 7,416.21, 10,234.11 and 4,430.26 is: 6,113.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.21 : 10,234.11 = 4,430.26 : x
  2. Step 2: Convert to fraction form
    7,416.21/10,234.11 = 4,430.26/x
  3. Step 3: Cross multiply
    7,416.21x = 10,234.11 × 4,430.26
  4. Step 4: Simplify right side
    7,416.21x = 45,339,797.57
  5. Step 5: Solve for x
    x = 45,339,797.57/7,416.21
  6. Step 6: Final answer
    x = 6,113.61

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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.