Home / 7,132.80-10,704.60-4,666.80

Finding the Fourth Proportional to 7,132.80, 10,704.60 and 4,666.80

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Solution

The fourth proportional to 7,132.80, 10,704.60 and 4,666.80 is: 7,003.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.80 : 10,704.60 = 4,666.80 : x
  2. Step 2: Convert to fraction form
    7,132.80/10,704.60 = 4,666.80/x
  3. Step 3: Cross multiply
    7,132.80x = 10,704.60 × 4,666.80
  4. Step 4: Simplify right side
    7,132.80x = 49,956,227.28
  5. Step 5: Solve for x
    x = 49,956,227.28/7,132.80
  6. Step 6: Final answer
    x = 7,003.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.