Home / 9,340.78-14,001.43-4,074.37

Finding the Fourth Proportional to 9,340.78, 14,001.43 and 4,074.37

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Solution

The fourth proportional to 9,340.78, 14,001.43 and 4,074.37 is: 6,107.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340.78 : 14,001.43 = 4,074.37 : x
  2. Step 2: Convert to fraction form
    9,340.78/14,001.43 = 4,074.37/x
  3. Step 3: Cross multiply
    9,340.78x = 14,001.43 × 4,074.37
  4. Step 4: Simplify right side
    9,340.78x = 57,047,039.33
  5. Step 5: Solve for x
    x = 57,047,039.33/9,340.78
  6. Step 6: Final answer
    x = 6,107.31

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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.