Home / 11,400.44-17,119.58-7,045.58

Finding the Fourth Proportional to 11,400.44, 17,119.58 and 7,045.58

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Solution

The fourth proportional to 11,400.44, 17,119.58 and 7,045.58 is: 10,580.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,400.44 : 17,119.58 = 7,045.58 : x
  2. Step 2: Convert to fraction form
    11,400.44/17,119.58 = 7,045.58/x
  3. Step 3: Cross multiply
    11,400.44x = 17,119.58 × 7,045.58
  4. Step 4: Simplify right side
    11,400.44x = 120,617,430.87
  5. Step 5: Solve for x
    x = 120,617,430.87/11,400.44
  6. Step 6: Final answer
    x = 10,580.07

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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.