Home / 11,562.47-17,343.43-6,628.49

Finding the Fourth Proportional to 11,562.47, 17,343.43 and 6,628.49

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Solution

The fourth proportional to 11,562.47, 17,343.43 and 6,628.49 is: 9,942.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,562.47 : 17,343.43 = 6,628.49 : x
  2. Step 2: Convert to fraction form
    11,562.47/17,343.43 = 6,628.49/x
  3. Step 3: Cross multiply
    11,562.47x = 17,343.43 × 6,628.49
  4. Step 4: Simplify right side
    11,562.47x = 114,960,752.32
  5. Step 5: Solve for x
    x = 114,960,752.32/11,562.47
  6. Step 6: Final answer
    x = 9,942.58

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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.