Home / 7,473.36-11,209.88-1,850.96

Finding the Fourth Proportional to 7,473.36, 11,209.88 and 1,850.96

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Solution

The fourth proportional to 7,473.36, 11,209.88 and 1,850.96 is: 2,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.36 : 11,209.88 = 1,850.96 : x
  2. Step 2: Convert to fraction form
    7,473.36/11,209.88 = 1,850.96/x
  3. Step 3: Cross multiply
    7,473.36x = 11,209.88 × 1,850.96
  4. Step 4: Simplify right side
    7,473.36x = 20,749,039.48
  5. Step 5: Solve for x
    x = 20,749,039.48/7,473.36
  6. Step 6: Final answer
    x = 2,776.40

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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.