Home / 11,053.61-15,254.66-6,339.41

Finding the Fourth Proportional to 11,053.61, 15,254.66 and 6,339.41

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Solution

The fourth proportional to 11,053.61, 15,254.66 and 6,339.41 is: 8,748.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.61 : 15,254.66 = 6,339.41 : x
  2. Step 2: Convert to fraction form
    11,053.61/15,254.66 = 6,339.41/x
  3. Step 3: Cross multiply
    11,053.61x = 15,254.66 × 6,339.41
  4. Step 4: Simplify right side
    11,053.61x = 96,705,544.15
  5. Step 5: Solve for x
    x = 96,705,544.15/11,053.61
  6. Step 6: Final answer
    x = 8,748.77

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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.