Home / 11,031.84-16,549.80-3,636.60

Finding the Fourth Proportional to 11,031.84, 16,549.80 and 3,636.60

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Solution

The fourth proportional to 11,031.84, 16,549.80 and 3,636.60 is: 5,455.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.84 : 16,549.80 = 3,636.60 : x
  2. Step 2: Convert to fraction form
    11,031.84/16,549.80 = 3,636.60/x
  3. Step 3: Cross multiply
    11,031.84x = 16,549.80 × 3,636.60
  4. Step 4: Simplify right side
    11,031.84x = 60,185,002.68
  5. Step 5: Solve for x
    x = 60,185,002.68/11,031.84
  6. Step 6: Final answer
    x = 5,455.57

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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.