Home / 11,124.20-16,688.52-4,550.91

Finding the Fourth Proportional to 11,124.20, 16,688.52 and 4,550.91

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Solution

The fourth proportional to 11,124.20, 16,688.52 and 4,550.91 is: 6,827.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,124.20 : 16,688.52 = 4,550.91 : x
  2. Step 2: Convert to fraction form
    11,124.20/16,688.52 = 4,550.91/x
  3. Step 3: Cross multiply
    11,124.20x = 16,688.52 × 4,550.91
  4. Step 4: Simplify right side
    11,124.20x = 75,947,952.55
  5. Step 5: Solve for x
    x = 75,947,952.55/11,124.20
  6. Step 6: Final answer
    x = 6,827.28

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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.