Home / 12,011.20-16,576.26-6,707.08

Finding the Fourth Proportional to 12,011.20, 16,576.26 and 6,707.08

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Solution

The fourth proportional to 12,011.20, 16,576.26 and 6,707.08 is: 9,256.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011.20 : 16,576.26 = 6,707.08 : x
  2. Step 2: Convert to fraction form
    12,011.20/16,576.26 = 6,707.08/x
  3. Step 3: Cross multiply
    12,011.20x = 16,576.26 × 6,707.08
  4. Step 4: Simplify right side
    12,011.20x = 111,178,301.92
  5. Step 5: Solve for x
    x = 111,178,301.92/12,011.20
  6. Step 6: Final answer
    x = 9,256.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.