Home / 6,477.20-9,713.40-2,094.80

Finding the Fourth Proportional to 6,477.20, 9,713.40 and 2,094.80

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Solution

The fourth proportional to 6,477.20, 9,713.40 and 2,094.80 is: 3,141.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477.20 : 9,713.40 = 2,094.80 : x
  2. Step 2: Convert to fraction form
    6,477.20/9,713.40 = 2,094.80/x
  3. Step 3: Cross multiply
    6,477.20x = 9,713.40 × 2,094.80
  4. Step 4: Simplify right side
    6,477.20x = 20,347,630.32
  5. Step 5: Solve for x
    x = 20,347,630.32/6,477.20
  6. Step 6: Final answer
    x = 3,141.42

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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.