Home / 7,416.46-11,125.45-2,486.60

Finding the Fourth Proportional to 7,416.46, 11,125.45 and 2,486.60

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Solution

The fourth proportional to 7,416.46, 11,125.45 and 2,486.60 is: 3,730.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.46 : 11,125.45 = 2,486.60 : x
  2. Step 2: Convert to fraction form
    7,416.46/11,125.45 = 2,486.60/x
  3. Step 3: Cross multiply
    7,416.46x = 11,125.45 × 2,486.60
  4. Step 4: Simplify right side
    7,416.46x = 27,664,533.17
  5. Step 5: Solve for x
    x = 27,664,533.17/7,416.46
  6. Step 6: Final answer
    x = 3,730.15

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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.