Home / 7,726.10-11,582.30-3,341.16

Finding the Fourth Proportional to 7,726.10, 11,582.30 and 3,341.16

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Solution

The fourth proportional to 7,726.10, 11,582.30 and 3,341.16 is: 5,008.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.10 : 11,582.30 = 3,341.16 : x
  2. Step 2: Convert to fraction form
    7,726.10/11,582.30 = 3,341.16/x
  3. Step 3: Cross multiply
    7,726.10x = 11,582.30 × 3,341.16
  4. Step 4: Simplify right side
    7,726.10x = 38,698,325.82
  5. Step 5: Solve for x
    x = 38,698,325.82/7,726.10
  6. Step 6: Final answer
    x = 5,008.78

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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.