Home / 4,416.60-6,620.78-1,492.86

Finding the Fourth Proportional to 4,416.60, 6,620.78 and 1,492.86

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Solution

The fourth proportional to 4,416.60, 6,620.78 and 1,492.86 is: 2,237.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,416.60 : 6,620.78 = 1,492.86 : x
  2. Step 2: Convert to fraction form
    4,416.60/6,620.78 = 1,492.86/x
  3. Step 3: Cross multiply
    4,416.60x = 6,620.78 × 1,492.86
  4. Step 4: Simplify right side
    4,416.60x = 9,883,901.36
  5. Step 5: Solve for x
    x = 9,883,901.36/4,416.60
  6. Step 6: Final answer
    x = 2,237.90

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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.