Home / 4,819.60-7,232.10-2,045.80

Finding the Fourth Proportional to 4,819.60, 7,232.10 and 2,045.80

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Solution

The fourth proportional to 4,819.60, 7,232.10 and 2,045.80 is: 3,069.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.60 : 7,232.10 = 2,045.80 : x
  2. Step 2: Convert to fraction form
    4,819.60/7,232.10 = 2,045.80/x
  3. Step 3: Cross multiply
    4,819.60x = 7,232.10 × 2,045.80
  4. Step 4: Simplify right side
    4,819.60x = 14,795,430.18
  5. Step 5: Solve for x
    x = 14,795,430.18/4,819.60
  6. Step 6: Final answer
    x = 3,069.85

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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.