Home / 9,666.72-14,496.96-2,739.36

Finding the Fourth Proportional to 9,666.72, 14,496.96 and 2,739.36

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Solution

The fourth proportional to 9,666.72, 14,496.96 and 2,739.36 is: 4,108.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,666.72 : 14,496.96 = 2,739.36 : x
  2. Step 2: Convert to fraction form
    9,666.72/14,496.96 = 2,739.36/x
  3. Step 3: Cross multiply
    9,666.72x = 14,496.96 × 2,739.36
  4. Step 4: Simplify right side
    9,666.72x = 39,712,392.35
  5. Step 5: Solve for x
    x = 39,712,392.35/9,666.72
  6. Step 6: Final answer
    x = 4,108.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.