Home / 12,011.89-16,575.70-6,707.04

Finding the Fourth Proportional to 12,011.89, 16,575.70 and 6,707.04

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Solution

The fourth proportional to 12,011.89, 16,575.70 and 6,707.04 is: 9,255.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011.89 : 16,575.70 = 6,707.04 : x
  2. Step 2: Convert to fraction form
    12,011.89/16,575.70 = 6,707.04/x
  3. Step 3: Cross multiply
    12,011.89x = 16,575.70 × 6,707.04
  4. Step 4: Simplify right side
    12,011.89x = 111,173,882.93
  5. Step 5: Solve for x
    x = 111,173,882.93/12,011.89
  6. Step 6: Final answer
    x = 9,255.32

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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.