Home / 9,159.71-13,740.30-2,585.94

Finding the Fourth Proportional to 9,159.71, 13,740.30 and 2,585.94

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Solution

The fourth proportional to 9,159.71, 13,740.30 and 2,585.94 is: 3,879.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159.71 : 13,740.30 = 2,585.94 : x
  2. Step 2: Convert to fraction form
    9,159.71/13,740.30 = 2,585.94/x
  3. Step 3: Cross multiply
    9,159.71x = 13,740.30 × 2,585.94
  4. Step 4: Simplify right side
    9,159.71x = 35,531,591.38
  5. Step 5: Solve for x
    x = 35,531,591.38/9,159.71
  6. Step 6: Final answer
    x = 3,879.12

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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.