Home / 6,664.43-9,200.24-4,147.35

Finding the Fourth Proportional to 6,664.43, 9,200.24 and 4,147.35

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Solution

The fourth proportional to 6,664.43, 9,200.24 and 4,147.35 is: 5,725.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.43 : 9,200.24 = 4,147.35 : x
  2. Step 2: Convert to fraction form
    6,664.43/9,200.24 = 4,147.35/x
  3. Step 3: Cross multiply
    6,664.43x = 9,200.24 × 4,147.35
  4. Step 4: Simplify right side
    6,664.43x = 38,156,594.63
  5. Step 5: Solve for x
    x = 38,156,594.63/6,664.43
  6. Step 6: Final answer
    x = 5,725.41

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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.