Home / 7,743.26-10,685.84-4,385.99

Finding the Fourth Proportional to 7,743.26, 10,685.84 and 4,385.99

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Solution

The fourth proportional to 7,743.26, 10,685.84 and 4,385.99 is: 6,052.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.26 : 10,685.84 = 4,385.99 : x
  2. Step 2: Convert to fraction form
    7,743.26/10,685.84 = 4,385.99/x
  3. Step 3: Cross multiply
    7,743.26x = 10,685.84 × 4,385.99
  4. Step 4: Simplify right side
    7,743.26x = 46,867,992.17
  5. Step 5: Solve for x
    x = 46,867,992.17/7,743.26
  6. Step 6: Final answer
    x = 6,052.74

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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.