Home / 11,748.03-16,210.79-6,712.58

Finding the Fourth Proportional to 11,748.03, 16,210.79 and 6,712.58

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Solution

The fourth proportional to 11,748.03, 16,210.79 and 6,712.58 is: 9,262.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.03 : 16,210.79 = 6,712.58 : x
  2. Step 2: Convert to fraction form
    11,748.03/16,210.79 = 6,712.58/x
  3. Step 3: Cross multiply
    11,748.03x = 16,210.79 × 6,712.58
  4. Step 4: Simplify right side
    11,748.03x = 108,816,238.80
  5. Step 5: Solve for x
    x = 108,816,238.80/11,748.03
  6. Step 6: Final answer
    x = 9,262.51

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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.