Home / 7,289.60-10,934.57-2,609.93

Finding the Fourth Proportional to 7,289.60, 10,934.57 and 2,609.93

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Solution

The fourth proportional to 7,289.60, 10,934.57 and 2,609.93 is: 3,914.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.60 : 10,934.57 = 2,609.93 : x
  2. Step 2: Convert to fraction form
    7,289.60/10,934.57 = 2,609.93/x
  3. Step 3: Cross multiply
    7,289.60x = 10,934.57 × 2,609.93
  4. Step 4: Simplify right side
    7,289.60x = 28,538,496.14
  5. Step 5: Solve for x
    x = 28,538,496.14/7,289.60
  6. Step 6: Final answer
    x = 3,914.96

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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.