Home / 10,633.20-14,674.50-5,917.80

Finding the Fourth Proportional to 10,633.20, 14,674.50 and 5,917.80

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Solution

The fourth proportional to 10,633.20, 14,674.50 and 5,917.80 is: 8,166.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,633.20 : 14,674.50 = 5,917.80 : x
  2. Step 2: Convert to fraction form
    10,633.20/14,674.50 = 5,917.80/x
  3. Step 3: Cross multiply
    10,633.20x = 14,674.50 × 5,917.80
  4. Step 4: Simplify right side
    10,633.20x = 86,840,756.10
  5. Step 5: Solve for x
    x = 86,840,756.10/10,633.20
  6. Step 6: Final answer
    x = 8,166.94

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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.