Home / 7,746.09-11,607.99-6,190.89

Finding the Fourth Proportional to 7,746.09, 11,607.99 and 6,190.89

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Solution

The fourth proportional to 7,746.09, 11,607.99 and 6,190.89 is: 9,277.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.09 : 11,607.99 = 6,190.89 : x
  2. Step 2: Convert to fraction form
    7,746.09/11,607.99 = 6,190.89/x
  3. Step 3: Cross multiply
    7,746.09x = 11,607.99 × 6,190.89
  4. Step 4: Simplify right side
    7,746.09x = 71,863,789.21
  5. Step 5: Solve for x
    x = 71,863,789.21/7,746.09
  6. Step 6: Final answer
    x = 9,277.43

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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.