Home / 8,433.89-12,650.84-2,193.38

Finding the Fourth Proportional to 8,433.89, 12,650.84 and 2,193.38

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Solution

The fourth proportional to 8,433.89, 12,650.84 and 2,193.38 is: 3,290.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.89 : 12,650.84 = 2,193.38 : x
  2. Step 2: Convert to fraction form
    8,433.89/12,650.84 = 2,193.38/x
  3. Step 3: Cross multiply
    8,433.89x = 12,650.84 × 2,193.38
  4. Step 4: Simplify right side
    8,433.89x = 27,748,041.67
  5. Step 5: Solve for x
    x = 27,748,041.67/8,433.89
  6. Step 6: Final answer
    x = 3,290.07

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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.