Home / 5,359.19-8,043.96-2,587.81

Finding the Fourth Proportional to 5,359.19, 8,043.96 and 2,587.81

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Solution

The fourth proportional to 5,359.19, 8,043.96 and 2,587.81 is: 3,884.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.19 : 8,043.96 = 2,587.81 : x
  2. Step 2: Convert to fraction form
    5,359.19/8,043.96 = 2,587.81/x
  3. Step 3: Cross multiply
    5,359.19x = 8,043.96 × 2,587.81
  4. Step 4: Simplify right side
    5,359.19x = 20,816,199.91
  5. Step 5: Solve for x
    x = 20,816,199.91/5,359.19
  6. Step 6: Final answer
    x = 3,884.21

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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.