Home / 7,291.60-10,937.57-2,611.93

Finding the Fourth Proportional to 7,291.60, 10,937.57 and 2,611.93

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Solution

The fourth proportional to 7,291.60, 10,937.57 and 2,611.93 is: 3,917.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.60 : 10,937.57 = 2,611.93 : x
  2. Step 2: Convert to fraction form
    7,291.60/10,937.57 = 2,611.93/x
  3. Step 3: Cross multiply
    7,291.60x = 10,937.57 × 2,611.93
  4. Step 4: Simplify right side
    7,291.60x = 28,568,167.21
  5. Step 5: Solve for x
    x = 28,568,167.21/7,291.60
  6. Step 6: Final answer
    x = 3,917.96

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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.