Home / 9,080.86-13,621.30-3,157.34

Finding the Fourth Proportional to 9,080.86, 13,621.30 and 3,157.34

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Solution

The fourth proportional to 9,080.86, 13,621.30 and 3,157.34 is: 4,736.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.86 : 13,621.30 = 3,157.34 : x
  2. Step 2: Convert to fraction form
    9,080.86/13,621.30 = 3,157.34/x
  3. Step 3: Cross multiply
    9,080.86x = 13,621.30 × 3,157.34
  4. Step 4: Simplify right side
    9,080.86x = 43,007,075.34
  5. Step 5: Solve for x
    x = 43,007,075.34/9,080.86
  6. Step 6: Final answer
    x = 4,736.01

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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.