Home / 11,747.42-16,209.36-6,710.94

Finding the Fourth Proportional to 11,747.42, 16,209.36 and 6,710.94

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Solution

The fourth proportional to 11,747.42, 16,209.36 and 6,710.94 is: 9,259.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.42 : 16,209.36 = 6,710.94 : x
  2. Step 2: Convert to fraction form
    11,747.42/16,209.36 = 6,710.94/x
  3. Step 3: Cross multiply
    11,747.42x = 16,209.36 × 6,710.94
  4. Step 4: Simplify right side
    11,747.42x = 108,780,042.40
  5. Step 5: Solve for x
    x = 108,780,042.40/11,747.42
  6. Step 6: Final answer
    x = 9,259.91

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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.