Home / 7,743.99-10,687.41-4,388.34

Finding the Fourth Proportional to 7,743.99, 10,687.41 and 4,388.34

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Solution

The fourth proportional to 7,743.99, 10,687.41 and 4,388.34 is: 6,056.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.99 : 10,687.41 = 4,388.34 : x
  2. Step 2: Convert to fraction form
    7,743.99/10,687.41 = 4,388.34/x
  3. Step 3: Cross multiply
    7,743.99x = 10,687.41 × 4,388.34
  4. Step 4: Simplify right side
    7,743.99x = 46,899,988.80
  5. Step 5: Solve for x
    x = 46,899,988.80/7,743.99
  6. Step 6: Final answer
    x = 6,056.31

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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.