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Finding the Fourth Proportional to 4,668.86, 6,443.03 and 2,572.99

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Solution

The fourth proportional to 4,668.86, 6,443.03 and 2,572.99 is: 3,550.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.86 : 6,443.03 = 2,572.99 : x
  2. Step 2: Convert to fraction form
    4,668.86/6,443.03 = 2,572.99/x
  3. Step 3: Cross multiply
    4,668.86x = 6,443.03 × 2,572.99
  4. Step 4: Simplify right side
    4,668.86x = 16,577,806.68
  5. Step 5: Solve for x
    x = 16,577,806.68/4,668.86
  6. Step 6: Final answer
    x = 3,550.72

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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.