Home / 8,300.13-12,441.13-4,086.28

Finding the Fourth Proportional to 8,300.13, 12,441.13 and 4,086.28

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Solution

The fourth proportional to 8,300.13, 12,441.13 and 4,086.28 is: 6,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300.13 : 12,441.13 = 4,086.28 : x
  2. Step 2: Convert to fraction form
    8,300.13/12,441.13 = 4,086.28/x
  3. Step 3: Cross multiply
    8,300.13x = 12,441.13 × 4,086.28
  4. Step 4: Simplify right side
    8,300.13x = 50,837,950.91
  5. Step 5: Solve for x
    x = 50,837,950.91/8,300.13
  6. Step 6: Final answer
    x = 6,124.96

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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.