Home / 5,095.31-7,639.92-1,584.36

Finding the Fourth Proportional to 5,095.31, 7,639.92 and 1,584.36

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Solution

The fourth proportional to 5,095.31, 7,639.92 and 1,584.36 is: 2,375.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.31 : 7,639.92 = 1,584.36 : x
  2. Step 2: Convert to fraction form
    5,095.31/7,639.92 = 1,584.36/x
  3. Step 3: Cross multiply
    5,095.31x = 7,639.92 × 1,584.36
  4. Step 4: Simplify right side
    5,095.31x = 12,104,383.65
  5. Step 5: Solve for x
    x = 12,104,383.65/5,095.31
  6. Step 6: Final answer
    x = 2,375.60

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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.