Home / 4,817.61-7,221.98-1,695.92

Finding the Fourth Proportional to 4,817.61, 7,221.98 and 1,695.92

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Solution

The fourth proportional to 4,817.61, 7,221.98 and 1,695.92 is: 2,542.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.61 : 7,221.98 = 1,695.92 : x
  2. Step 2: Convert to fraction form
    4,817.61/7,221.98 = 1,695.92/x
  3. Step 3: Cross multiply
    4,817.61x = 7,221.98 × 1,695.92
  4. Step 4: Simplify right side
    4,817.61x = 12,247,855.73
  5. Step 5: Solve for x
    x = 12,247,855.73/4,817.61
  6. Step 6: Final answer
    x = 2,542.31

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1.5x scale

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.