Home / 7,327.80-10,104.30-4,671

Finding the Fourth Proportional to 7,327.80, 10,104.30 and 4,671

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Solution

The fourth proportional to 7,327.80, 10,104.30 and 4,671 is: 6,440.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.80 : 10,104.30 = 4,671 : x
  2. Step 2: Convert to fraction form
    7,327.80/10,104.30 = 4,671/x
  3. Step 3: Cross multiply
    7,327.80x = 10,104.30 × 4,671
  4. Step 4: Simplify right side
    7,327.80x = 47,197,185.30
  5. Step 5: Solve for x
    x = 47,197,185.30/7,327.80
  6. Step 6: Final answer
    x = 6,440.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.