Home / 7,277.03-10,019.27-6,611.89

Finding the Fourth Proportional to 7,277.03, 10,019.27 and 6,611.89

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Solution

The fourth proportional to 7,277.03, 10,019.27 and 6,611.89 is: 9,103.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.03 : 10,019.27 = 6,611.89 : x
  2. Step 2: Convert to fraction form
    7,277.03/10,019.27 = 6,611.89/x
  3. Step 3: Cross multiply
    7,277.03x = 10,019.27 × 6,611.89
  4. Step 4: Simplify right side
    7,277.03x = 66,246,311.12
  5. Step 5: Solve for x
    x = 66,246,311.12/7,277.03
  6. Step 6: Final answer
    x = 9,103.48

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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.