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Finding the Fourth Proportional to 7,668.82, 10,582.50 and 4,839.04

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Solution

The fourth proportional to 7,668.82, 10,582.50 and 4,839.04 is: 6,677.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,668.82 : 10,582.50 = 4,839.04 : x
  2. Step 2: Convert to fraction form
    7,668.82/10,582.50 = 4,839.04/x
  3. Step 3: Cross multiply
    7,668.82x = 10,582.50 × 4,839.04
  4. Step 4: Simplify right side
    7,668.82x = 51,209,140.80
  5. Step 5: Solve for x
    x = 51,209,140.80/7,668.82
  6. Step 6: Final answer
    x = 6,677.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.