Home / 7,416.45-11,118.22-3,031.11

Finding the Fourth Proportional to 7,416.45, 11,118.22 and 3,031.11

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Solution

The fourth proportional to 7,416.45, 11,118.22 and 3,031.11 is: 4,544.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.45 : 11,118.22 = 3,031.11 : x
  2. Step 2: Convert to fraction form
    7,416.45/11,118.22 = 3,031.11/x
  3. Step 3: Cross multiply
    7,416.45x = 11,118.22 × 3,031.11
  4. Step 4: Simplify right side
    7,416.45x = 33,700,532.67
  5. Step 5: Solve for x
    x = 33,700,532.67/7,416.45
  6. Step 6: Final answer
    x = 4,544.02

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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.