Home / 8,537.09-11,780.31-4,759.89

Finding the Fourth Proportional to 8,537.09, 11,780.31 and 4,759.89

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Solution

The fourth proportional to 8,537.09, 11,780.31 and 4,759.89 is: 6,568.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537.09 : 11,780.31 = 4,759.89 : x
  2. Step 2: Convert to fraction form
    8,537.09/11,780.31 = 4,759.89/x
  3. Step 3: Cross multiply
    8,537.09x = 11,780.31 × 4,759.89
  4. Step 4: Simplify right side
    8,537.09x = 56,072,979.77
  5. Step 5: Solve for x
    x = 56,072,979.77/8,537.09
  6. Step 6: Final answer
    x = 6,568.16

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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.