Home / 7,582.69-11,374.07-2,648.87

Finding the Fourth Proportional to 7,582.69, 11,374.07 and 2,648.87

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Solution

The fourth proportional to 7,582.69, 11,374.07 and 2,648.87 is: 3,973.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,582.69 : 11,374.07 = 2,648.87 : x
  2. Step 2: Convert to fraction form
    7,582.69/11,374.07 = 2,648.87/x
  3. Step 3: Cross multiply
    7,582.69x = 11,374.07 × 2,648.87
  4. Step 4: Simplify right side
    7,582.69x = 30,128,362.69
  5. Step 5: Solve for x
    x = 30,128,362.69/7,582.69
  6. Step 6: Final answer
    x = 3,973.31

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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.