Home / 11,240.23-16,867.86-4,666.42

Finding the Fourth Proportional to 11,240.23, 16,867.86 and 4,666.42

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Solution

The fourth proportional to 11,240.23, 16,867.86 and 4,666.42 is: 7,002.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.23 : 16,867.86 = 4,666.42 : x
  2. Step 2: Convert to fraction form
    11,240.23/16,867.86 = 4,666.42/x
  3. Step 3: Cross multiply
    11,240.23x = 16,867.86 × 4,666.42
  4. Step 4: Simplify right side
    11,240.23x = 78,712,519.26
  5. Step 5: Solve for x
    x = 78,712,519.26/11,240.23
  6. Step 6: Final answer
    x = 7,002.75

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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.