Home / 11,007.47-15,188.82-6,228.06

Finding the Fourth Proportional to 11,007.47, 15,188.82 and 6,228.06

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Solution

The fourth proportional to 11,007.47, 15,188.82 and 6,228.06 is: 8,593.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.47 : 15,188.82 = 6,228.06 : x
  2. Step 2: Convert to fraction form
    11,007.47/15,188.82 = 6,228.06/x
  3. Step 3: Cross multiply
    11,007.47x = 15,188.82 × 6,228.06
  4. Step 4: Simplify right side
    11,007.47x = 94,596,882.29
  5. Step 5: Solve for x
    x = 94,596,882.29/11,007.47
  6. Step 6: Final answer
    x = 8,593.88

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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.