Home / 7,416.45-11,116.92-2,482.03

Finding the Fourth Proportional to 7,416.45, 11,116.92 and 2,482.03

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Solution

The fourth proportional to 7,416.45, 11,116.92 and 2,482.03 is: 3,720.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.45 : 11,116.92 = 2,482.03 : x
  2. Step 2: Convert to fraction form
    7,416.45/11,116.92 = 2,482.03/x
  3. Step 3: Cross multiply
    7,416.45x = 11,116.92 × 2,482.03
  4. Step 4: Simplify right side
    7,416.45x = 27,592,528.95
  5. Step 5: Solve for x
    x = 27,592,528.95/7,416.45
  6. Step 6: Final answer
    x = 3,720.45

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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.