Home / 4,815.90-7,221.03-2,348.24

Finding the Fourth Proportional to 4,815.90, 7,221.03 and 2,348.24

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Solution

The fourth proportional to 4,815.90, 7,221.03 and 2,348.24 is: 3,520.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.90 : 7,221.03 = 2,348.24 : x
  2. Step 2: Convert to fraction form
    4,815.90/7,221.03 = 2,348.24/x
  3. Step 3: Cross multiply
    4,815.90x = 7,221.03 × 2,348.24
  4. Step 4: Simplify right side
    4,815.90x = 16,956,675.38
  5. Step 5: Solve for x
    x = 16,956,675.38/4,815.90
  6. Step 6: Final answer
    x = 3,520.98

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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.