Home / 8,219.10-12,329.08-2,295.98

Finding the Fourth Proportional to 8,219.10, 12,329.08 and 2,295.98

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Solution

The fourth proportional to 8,219.10, 12,329.08 and 2,295.98 is: 3,444.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219.10 : 12,329.08 = 2,295.98 : x
  2. Step 2: Convert to fraction form
    8,219.10/12,329.08 = 2,295.98/x
  3. Step 3: Cross multiply
    8,219.10x = 12,329.08 × 2,295.98
  4. Step 4: Simplify right side
    8,219.10x = 28,307,299.95
  5. Step 5: Solve for x
    x = 28,307,299.95/8,219.10
  6. Step 6: Final answer
    x = 3,444.09

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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.