Home / 4,888.86-6,735.22-3,999.48

Finding the Fourth Proportional to 4,888.86, 6,735.22 and 3,999.48

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Solution

The fourth proportional to 4,888.86, 6,735.22 and 3,999.48 is: 5,509.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.86 : 6,735.22 = 3,999.48 : x
  2. Step 2: Convert to fraction form
    4,888.86/6,735.22 = 3,999.48/x
  3. Step 3: Cross multiply
    4,888.86x = 6,735.22 × 3,999.48
  4. Step 4: Simplify right side
    4,888.86x = 26,937,377.69
  5. Step 5: Solve for x
    x = 26,937,377.69/4,888.86
  6. Step 6: Final answer
    x = 5,509.95

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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.