Home / 10,476.15-15,713.96-3,080.76

Finding the Fourth Proportional to 10,476.15, 15,713.96 and 3,080.76

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Solution

The fourth proportional to 10,476.15, 15,713.96 and 3,080.76 is: 4,621.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,476.15 : 15,713.96 = 3,080.76 : x
  2. Step 2: Convert to fraction form
    10,476.15/15,713.96 = 3,080.76/x
  3. Step 3: Cross multiply
    10,476.15x = 15,713.96 × 3,080.76
  4. Step 4: Simplify right side
    10,476.15x = 48,410,924.01
  5. Step 5: Solve for x
    x = 48,410,924.01/10,476.15
  6. Step 6: Final answer
    x = 4,621.06

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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.