Home / 10,788.57-16,184.91-4,214.34

Finding the Fourth Proportional to 10,788.57, 16,184.91 and 4,214.34

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Solution

The fourth proportional to 10,788.57, 16,184.91 and 4,214.34 is: 6,322.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.57 : 16,184.91 = 4,214.34 : x
  2. Step 2: Convert to fraction form
    10,788.57/16,184.91 = 4,214.34/x
  3. Step 3: Cross multiply
    10,788.57x = 16,184.91 × 4,214.34
  4. Step 4: Simplify right side
    10,788.57x = 68,208,713.61
  5. Step 5: Solve for x
    x = 68,208,713.61/10,788.57
  6. Step 6: Final answer
    x = 6,322.31

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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.