Home / 5,970.33-8,957.01-4,218.78

Finding the Fourth Proportional to 5,970.33, 8,957.01 and 4,218.78

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Solution

The fourth proportional to 5,970.33, 8,957.01 and 4,218.78 is: 6,329.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.33 : 8,957.01 = 4,218.78 : x
  2. Step 2: Convert to fraction form
    5,970.33/8,957.01 = 4,218.78/x
  3. Step 3: Cross multiply
    5,970.33x = 8,957.01 × 4,218.78
  4. Step 4: Simplify right side
    5,970.33x = 37,787,654.65
  5. Step 5: Solve for x
    x = 37,787,654.65/5,970.33
  6. Step 6: Final answer
    x = 6,329.24

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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.