Home / 10,811.03-14,918.91-6,031.11

Finding the Fourth Proportional to 10,811.03, 14,918.91 and 6,031.11

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Solution

The fourth proportional to 10,811.03, 14,918.91 and 6,031.11 is: 8,322.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,811.03 : 14,918.91 = 6,031.11 : x
  2. Step 2: Convert to fraction form
    10,811.03/14,918.91 = 6,031.11/x
  3. Step 3: Cross multiply
    10,811.03x = 14,918.91 × 6,031.11
  4. Step 4: Simplify right side
    10,811.03x = 89,977,587.29
  5. Step 5: Solve for x
    x = 89,977,587.29/10,811.03
  6. Step 6: Final answer
    x = 8,322.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.