Home / 7,726.11-11,590.01-2,459.88

Finding the Fourth Proportional to 7,726.11, 11,590.01 and 2,459.88

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Solution

The fourth proportional to 7,726.11, 11,590.01 and 2,459.88 is: 3,690.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.11 : 11,590.01 = 2,459.88 : x
  2. Step 2: Convert to fraction form
    7,726.11/11,590.01 = 2,459.88/x
  3. Step 3: Cross multiply
    7,726.11x = 11,590.01 × 2,459.88
  4. Step 4: Simplify right side
    7,726.11x = 28,510,004.48
  5. Step 5: Solve for x
    x = 28,510,004.48/7,726.11
  6. Step 6: Final answer
    x = 3,690.09

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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.