Home / 7,255.53-9,998.60-4,893.57

Finding the Fourth Proportional to 7,255.53, 9,998.60 and 4,893.57

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Solution

The fourth proportional to 7,255.53, 9,998.60 and 4,893.57 is: 6,743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.53 : 9,998.60 = 4,893.57 : x
  2. Step 2: Convert to fraction form
    7,255.53/9,998.60 = 4,893.57/x
  3. Step 3: Cross multiply
    7,255.53x = 9,998.60 × 4,893.57
  4. Step 4: Simplify right side
    7,255.53x = 48,928,824.53
  5. Step 5: Solve for x
    x = 48,928,824.53/7,255.53
  6. Step 6: Final answer
    x = 6,743.66

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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.