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Finding the Third Proportional to 4,779.19 and 10,327.13

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Solution

The third proportional to 4,779.19 and 10,327.13 is: 22,315.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.19 : 10,327.13 = 10,327.13 : x
  2. Step 2: Convert to fraction form
    4,779.19/10,327.13 = 10,327.13/x
  3. Step 3: Cross multiply
    4,779.19x = 10,327.13 × 10,327.13
  4. Step 4: Simplify right side
    4,779.19x = 106,649,510.77
  5. Step 5: Solve for x
    x = 106,649,510.77/4,779.19
  6. Step 6: Final answer
    x = 22,315.41

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.