Home / 8,418.33-12,627.50-2,868.89

Finding the Fourth Proportional to 8,418.33, 12,627.50 and 2,868.89

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Solution

The fourth proportional to 8,418.33, 12,627.50 and 2,868.89 is: 4,303.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,418.33 : 12,627.50 = 2,868.89 : x
  2. Step 2: Convert to fraction form
    8,418.33/12,627.50 = 2,868.89/x
  3. Step 3: Cross multiply
    8,418.33x = 12,627.50 × 2,868.89
  4. Step 4: Simplify right side
    8,418.33x = 36,226,830.99
  5. Step 5: Solve for x
    x = 36,226,830.99/8,418.33
  6. Step 6: Final answer
    x = 4,303.33

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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.