Home / 7,743.27-10,685.77-4,206.48

Finding the Fourth Proportional to 7,743.27, 10,685.77 and 4,206.48

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Solution

The fourth proportional to 7,743.27, 10,685.77 and 4,206.48 is: 5,804.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.27 : 10,685.77 = 4,206.48 : x
  2. Step 2: Convert to fraction form
    7,743.27/10,685.77 = 4,206.48/x
  3. Step 3: Cross multiply
    7,743.27x = 10,685.77 × 4,206.48
  4. Step 4: Simplify right side
    7,743.27x = 44,949,477.79
  5. Step 5: Solve for x
    x = 44,949,477.79/7,743.27
  6. Step 6: Final answer
    x = 5,804.97

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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.