Home / 4,644.20-6,966.78-1,357.36

Finding the Fourth Proportional to 4,644.20, 6,966.78 and 1,357.36

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Solution

The fourth proportional to 4,644.20, 6,966.78 and 1,357.36 is: 2,036.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.20 : 6,966.78 = 1,357.36 : x
  2. Step 2: Convert to fraction form
    4,644.20/6,966.78 = 1,357.36/x
  3. Step 3: Cross multiply
    4,644.20x = 6,966.78 × 1,357.36
  4. Step 4: Simplify right side
    4,644.20x = 9,456,405.99
  5. Step 5: Solve for x
    x = 9,456,405.99/4,644.20
  6. Step 6: Final answer
    x = 2,036.17

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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.