Home / 9,405.29-14,108.65-3,165.32

Finding the Fourth Proportional to 9,405.29, 14,108.65 and 3,165.32

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Solution

The fourth proportional to 9,405.29, 14,108.65 and 3,165.32 is: 4,748.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.29 : 14,108.65 = 3,165.32 : x
  2. Step 2: Convert to fraction form
    9,405.29/14,108.65 = 3,165.32/x
  3. Step 3: Cross multiply
    9,405.29x = 14,108.65 × 3,165.32
  4. Step 4: Simplify right side
    9,405.29x = 44,658,419.38
  5. Step 5: Solve for x
    x = 44,658,419.38/9,405.29
  6. Step 6: Final answer
    x = 4,748.22

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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.