Home / 7,726.47-11,582.87-3,341.54

Finding the Fourth Proportional to 7,726.47, 11,582.87 and 3,341.54

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Solution

The fourth proportional to 7,726.47, 11,582.87 and 3,341.54 is: 5,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.47 : 11,582.87 = 3,341.54 : x
  2. Step 2: Convert to fraction form
    7,726.47/11,582.87 = 3,341.54/x
  3. Step 3: Cross multiply
    7,726.47x = 11,582.87 × 3,341.54
  4. Step 4: Simplify right side
    7,726.47x = 38,704,548.80
  5. Step 5: Solve for x
    x = 38,704,548.80/7,726.47
  6. Step 6: Final answer
    x = 5,009.34

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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.