Home / 11,031.21-16,546.77-4,457.32

Finding the Fourth Proportional to 11,031.21, 16,546.77 and 4,457.32

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Solution

The fourth proportional to 11,031.21, 16,546.77 and 4,457.32 is: 6,685.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.21 : 16,546.77 = 4,457.32 : x
  2. Step 2: Convert to fraction form
    11,031.21/16,546.77 = 4,457.32/x
  3. Step 3: Cross multiply
    11,031.21x = 16,546.77 × 4,457.32
  4. Step 4: Simplify right side
    11,031.21x = 73,754,207.49
  5. Step 5: Solve for x
    x = 73,754,207.49/11,031.21
  6. Step 6: Final answer
    x = 6,685.96

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1.5x scale

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.