Home / 8,586.59-11,849.36-4,809.89

Finding the Fourth Proportional to 8,586.59, 11,849.36 and 4,809.89

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Solution

The fourth proportional to 8,586.59, 11,849.36 and 4,809.89 is: 6,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586.59 : 11,849.36 = 4,809.89 : x
  2. Step 2: Convert to fraction form
    8,586.59/11,849.36 = 4,809.89/x
  3. Step 3: Cross multiply
    8,586.59x = 11,849.36 × 4,809.89
  4. Step 4: Simplify right side
    8,586.59x = 56,994,034.87
  5. Step 5: Solve for x
    x = 56,994,034.87/8,586.59
  6. Step 6: Final answer
    x = 6,637.57

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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.