Home / 7,975.83-11,005.96-4,438.97

Finding the Fourth Proportional to 7,975.83, 11,005.96 and 4,438.97

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Solution

The fourth proportional to 7,975.83, 11,005.96 and 4,438.97 is: 6,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.83 : 11,005.96 = 4,438.97 : x
  2. Step 2: Convert to fraction form
    7,975.83/11,005.96 = 4,438.97/x
  3. Step 3: Cross multiply
    7,975.83x = 11,005.96 × 4,438.97
  4. Step 4: Simplify right side
    7,975.83x = 48,855,126.26
  5. Step 5: Solve for x
    x = 48,855,126.26/7,975.83
  6. Step 6: Final answer
    x = 6,125.40

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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.