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Finding the Fourth Proportional to 7,668.92, 10,582.58 and 4,524.50

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Solution

The fourth proportional to 7,668.92, 10,582.58 and 4,524.50 is: 6,243.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,668.92 : 10,582.58 = 4,524.50 : x
  2. Step 2: Convert to fraction form
    7,668.92/10,582.58 = 4,524.50/x
  3. Step 3: Cross multiply
    7,668.92x = 10,582.58 × 4,524.50
  4. Step 4: Simplify right side
    7,668.92x = 47,880,883.21
  5. Step 5: Solve for x
    x = 47,880,883.21/7,668.92
  6. Step 6: Final answer
    x = 6,243.50

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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.