Home / 3,943.33-5,441.08-2,430.34

Finding the Fourth Proportional to 3,943.33, 5,441.08 and 2,430.34

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Solution

The fourth proportional to 3,943.33, 5,441.08 and 2,430.34 is: 3,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.33 : 5,441.08 = 2,430.34 : x
  2. Step 2: Convert to fraction form
    3,943.33/5,441.08 = 2,430.34/x
  3. Step 3: Cross multiply
    3,943.33x = 5,441.08 × 2,430.34
  4. Step 4: Simplify right side
    3,943.33x = 13,223,674.37
  5. Step 5: Solve for x
    x = 13,223,674.37/3,943.33
  6. Step 6: Final answer
    x = 3,353.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.