Home / 5,985.50-8,977.56-2,287.65

Finding the Fourth Proportional to 5,985.50, 8,977.56 and 2,287.65

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Solution

The fourth proportional to 5,985.50, 8,977.56 and 2,287.65 is: 3,431.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.50 : 8,977.56 = 2,287.65 : x
  2. Step 2: Convert to fraction form
    5,985.50/8,977.56 = 2,287.65/x
  3. Step 3: Cross multiply
    5,985.50x = 8,977.56 × 2,287.65
  4. Step 4: Simplify right side
    5,985.50x = 20,537,470.25
  5. Step 5: Solve for x
    x = 20,537,470.25/5,985.50
  6. Step 6: Final answer
    x = 3,431.21

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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.