Home / 6,725.32-9,280.80-3,741.09

Finding the Fourth Proportional to 6,725.32, 9,280.80 and 3,741.09

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Solution

The fourth proportional to 6,725.32, 9,280.80 and 3,741.09 is: 5,162.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,725.32 : 9,280.80 = 3,741.09 : x
  2. Step 2: Convert to fraction form
    6,725.32/9,280.80 = 3,741.09/x
  3. Step 3: Cross multiply
    6,725.32x = 9,280.80 × 3,741.09
  4. Step 4: Simplify right side
    6,725.32x = 34,720,308.07
  5. Step 5: Solve for x
    x = 34,720,308.07/6,725.32
  6. Step 6: Final answer
    x = 5,162.63

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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.