Home / 7,322.30-10,938.93-4,668.65

Finding the Fourth Proportional to 7,322.30, 10,938.93 and 4,668.65

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Solution

The fourth proportional to 7,322.30, 10,938.93 and 4,668.65 is: 6,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322.30 : 10,938.93 = 4,668.65 : x
  2. Step 2: Convert to fraction form
    7,322.30/10,938.93 = 4,668.65/x
  3. Step 3: Cross multiply
    7,322.30x = 10,938.93 × 4,668.65
  4. Step 4: Simplify right side
    7,322.30x = 51,070,092.16
  5. Step 5: Solve for x
    x = 51,070,092.16/7,322.30
  6. Step 6: Final answer
    x = 6,974.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.