Home / 10,366.50-14,305.80-5,650.68

Finding the Fourth Proportional to 10,366.50, 14,305.80 and 5,650.68

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Solution

The fourth proportional to 10,366.50, 14,305.80 and 5,650.68 is: 7,797.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.50 : 14,305.80 = 5,650.68 : x
  2. Step 2: Convert to fraction form
    10,366.50/14,305.80 = 5,650.68/x
  3. Step 3: Cross multiply
    10,366.50x = 14,305.80 × 5,650.68
  4. Step 4: Simplify right side
    10,366.50x = 80,837,497.94
  5. Step 5: Solve for x
    x = 80,837,497.94/10,366.50
  6. Step 6: Final answer
    x = 7,797.95

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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.