Home / 7,975.37-11,005.97-4,438.77

Finding the Fourth Proportional to 7,975.37, 11,005.97 and 4,438.77

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Solution

The fourth proportional to 7,975.37, 11,005.97 and 4,438.77 is: 6,125.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.37 : 11,005.97 = 4,438.77 : x
  2. Step 2: Convert to fraction form
    7,975.37/11,005.97 = 4,438.77/x
  3. Step 3: Cross multiply
    7,975.37x = 11,005.97 × 4,438.77
  4. Step 4: Simplify right side
    7,975.37x = 48,852,947.26
  5. Step 5: Solve for x
    x = 48,852,947.26/7,975.37
  6. Step 6: Final answer
    x = 6,125.48

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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.