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Finding the Fourth Proportional to 8,950.94, 12,352.64 and 6,124.24

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Solution

The fourth proportional to 8,950.94, 12,352.64 and 6,124.24 is: 8,451.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950.94 : 12,352.64 = 6,124.24 : x
  2. Step 2: Convert to fraction form
    8,950.94/12,352.64 = 6,124.24/x
  3. Step 3: Cross multiply
    8,950.94x = 12,352.64 × 6,124.24
  4. Step 4: Simplify right side
    8,950.94x = 75,650,516.42
  5. Step 5: Solve for x
    x = 75,650,516.42/8,950.94
  6. Step 6: Final answer
    x = 8,451.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.