Home / 8,299.22-12,441.29-4,140.50

Finding the Fourth Proportional to 8,299.22, 12,441.29 and 4,140.50

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Solution

The fourth proportional to 8,299.22, 12,441.29 and 4,140.50 is: 6,206.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.22 : 12,441.29 = 4,140.50 : x
  2. Step 2: Convert to fraction form
    8,299.22/12,441.29 = 4,140.50/x
  3. Step 3: Cross multiply
    8,299.22x = 12,441.29 × 4,140.50
  4. Step 4: Simplify right side
    8,299.22x = 51,513,124.95
  5. Step 5: Solve for x
    x = 51,513,124.95/8,299.22
  6. Step 6: Final answer
    x = 6,206.99

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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.