Home / 5,725.44-7,900.70-3,207.52

Finding the Fourth Proportional to 5,725.44, 7,900.70 and 3,207.52

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Solution

The fourth proportional to 5,725.44, 7,900.70 and 3,207.52 is: 4,426.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.44 : 7,900.70 = 3,207.52 : x
  2. Step 2: Convert to fraction form
    5,725.44/7,900.70 = 3,207.52/x
  3. Step 3: Cross multiply
    5,725.44x = 7,900.70 × 3,207.52
  4. Step 4: Simplify right side
    5,725.44x = 25,341,653.26
  5. Step 5: Solve for x
    x = 25,341,653.26/5,725.44
  6. Step 6: Final answer
    x = 4,426.15

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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.