Home / 11,252.56-16,880.76-3,459.92

Finding the Fourth Proportional to 11,252.56, 16,880.76 and 3,459.92

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Solution

The fourth proportional to 11,252.56, 16,880.76 and 3,459.92 is: 5,190.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.56 : 16,880.76 = 3,459.92 : x
  2. Step 2: Convert to fraction form
    11,252.56/16,880.76 = 3,459.92/x
  3. Step 3: Cross multiply
    11,252.56x = 16,880.76 × 3,459.92
  4. Step 4: Simplify right side
    11,252.56x = 58,406,079.14
  5. Step 5: Solve for x
    x = 58,406,079.14/11,252.56
  6. Step 6: Final answer
    x = 5,190.47

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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.