Home / 11,743.68-16,208.48-6,776

Finding the Fourth Proportional to 11,743.68, 16,208.48 and 6,776

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Solution

The fourth proportional to 11,743.68, 16,208.48 and 6,776 is: 9,352.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,743.68 : 16,208.48 = 6,776 : x
  2. Step 2: Convert to fraction form
    11,743.68/16,208.48 = 6,776/x
  3. Step 3: Cross multiply
    11,743.68x = 16,208.48 × 6,776
  4. Step 4: Simplify right side
    11,743.68x = 109,828,660.48
  5. Step 5: Solve for x
    x = 109,828,660.48/11,743.68
  6. Step 6: Final answer
    x = 9,352.15

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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.