Home / 11,752.47-16,219.53-6,717.09

Finding the Fourth Proportional to 11,752.47, 16,219.53 and 6,717.09

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Solution

The fourth proportional to 11,752.47, 16,219.53 and 6,717.09 is: 9,270.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,752.47 : 16,219.53 = 6,717.09 : x
  2. Step 2: Convert to fraction form
    11,752.47/16,219.53 = 6,717.09/x
  3. Step 3: Cross multiply
    11,752.47x = 16,219.53 × 6,717.09
  4. Step 4: Simplify right side
    11,752.47x = 108,948,042.77
  5. Step 5: Solve for x
    x = 108,948,042.77/11,752.47
  6. Step 6: Final answer
    x = 9,270.23

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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.