Home / 11,031.16-16,536.72-4,008.16

Finding the Fourth Proportional to 11,031.16, 16,536.72 and 4,008.16

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Solution

The fourth proportional to 11,031.16, 16,536.72 and 4,008.16 is: 6,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.16 : 16,536.72 = 4,008.16 : x
  2. Step 2: Convert to fraction form
    11,031.16/16,536.72 = 4,008.16/x
  3. Step 3: Cross multiply
    11,031.16x = 16,536.72 × 4,008.16
  4. Step 4: Simplify right side
    11,031.16x = 66,281,819.64
  5. Step 5: Solve for x
    x = 66,281,819.64/11,031.16
  6. Step 6: Final answer
    x = 6,008.60

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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.