Home / 7,015.05-9,672.91-5,734.96

Finding the Fourth Proportional to 7,015.05, 9,672.91 and 5,734.96

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Solution

The fourth proportional to 7,015.05, 9,672.91 and 5,734.96 is: 7,907.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015.05 : 9,672.91 = 5,734.96 : x
  2. Step 2: Convert to fraction form
    7,015.05/9,672.91 = 5,734.96/x
  3. Step 3: Cross multiply
    7,015.05x = 9,672.91 × 5,734.96
  4. Step 4: Simplify right side
    7,015.05x = 55,473,751.93
  5. Step 5: Solve for x
    x = 55,473,751.93/7,015.05
  6. Step 6: Final answer
    x = 7,907.82

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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.