Home / 5,668.74-8,499.76-2,159.02

Finding the Fourth Proportional to 5,668.74, 8,499.76 and 2,159.02

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Solution

The fourth proportional to 5,668.74, 8,499.76 and 2,159.02 is: 3,237.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668.74 : 8,499.76 = 2,159.02 : x
  2. Step 2: Convert to fraction form
    5,668.74/8,499.76 = 2,159.02/x
  3. Step 3: Cross multiply
    5,668.74x = 8,499.76 × 2,159.02
  4. Step 4: Simplify right side
    5,668.74x = 18,351,151.84
  5. Step 5: Solve for x
    x = 18,351,151.84/5,668.74
  6. Step 6: Final answer
    x = 3,237.25

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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.