Home / 11,176.21-16,768.14-7,011.19

Finding the Fourth Proportional to 11,176.21, 16,768.14 and 7,011.19

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Solution

The fourth proportional to 11,176.21, 16,768.14 and 7,011.19 is: 10,519.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.21 : 16,768.14 = 7,011.19 : x
  2. Step 2: Convert to fraction form
    11,176.21/16,768.14 = 7,011.19/x
  3. Step 3: Cross multiply
    11,176.21x = 16,768.14 × 7,011.19
  4. Step 4: Simplify right side
    11,176.21x = 117,564,615.49
  5. Step 5: Solve for x
    x = 117,564,615.49/11,176.21
  6. Step 6: Final answer
    x = 10,519.18

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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.