Home / 10,476.37-15,714.54-3,080.89

Finding the Fourth Proportional to 10,476.37, 15,714.54 and 3,080.89

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Solution

The fourth proportional to 10,476.37, 15,714.54 and 3,080.89 is: 4,621.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,476.37 : 15,714.54 = 3,080.89 : x
  2. Step 2: Convert to fraction form
    10,476.37/15,714.54 = 3,080.89/x
  3. Step 3: Cross multiply
    10,476.37x = 15,714.54 × 3,080.89
  4. Step 4: Simplify right side
    10,476.37x = 48,414,769.14
  5. Step 5: Solve for x
    x = 48,414,769.14/10,476.37
  6. Step 6: Final answer
    x = 4,621.33

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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.