Home / 9,146.34-13,714.32-2,905.14

Finding the Fourth Proportional to 9,146.34, 13,714.32 and 2,905.14

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Solution

The fourth proportional to 9,146.34, 13,714.32 and 2,905.14 is: 4,356.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.34 : 13,714.32 = 2,905.14 : x
  2. Step 2: Convert to fraction form
    9,146.34/13,714.32 = 2,905.14/x
  3. Step 3: Cross multiply
    9,146.34x = 13,714.32 × 2,905.14
  4. Step 4: Simplify right side
    9,146.34x = 39,842,019.60
  5. Step 5: Solve for x
    x = 39,842,019.60/9,146.34
  6. Step 6: Final answer
    x = 4,356.06

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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.