Home / 7,192.04-10,789.22-2,126.74

Finding the Fourth Proportional to 7,192.04, 10,789.22 and 2,126.74

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Solution

The fourth proportional to 7,192.04, 10,789.22 and 2,126.74 is: 3,190.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.04 : 10,789.22 = 2,126.74 : x
  2. Step 2: Convert to fraction form
    7,192.04/10,789.22 = 2,126.74/x
  3. Step 3: Cross multiply
    7,192.04x = 10,789.22 × 2,126.74
  4. Step 4: Simplify right side
    7,192.04x = 22,945,881.84
  5. Step 5: Solve for x
    x = 22,945,881.84/7,192.04
  6. Step 6: Final answer
    x = 3,190.46

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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.