Home / 7,580.29-11,365.13-3,361.23

Finding the Fourth Proportional to 7,580.29, 11,365.13 and 3,361.23

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Solution

The fourth proportional to 7,580.29, 11,365.13 and 3,361.23 is: 5,039.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.29 : 11,365.13 = 3,361.23 : x
  2. Step 2: Convert to fraction form
    7,580.29/11,365.13 = 3,361.23/x
  3. Step 3: Cross multiply
    7,580.29x = 11,365.13 × 3,361.23
  4. Step 4: Simplify right side
    7,580.29x = 38,200,824.31
  5. Step 5: Solve for x
    x = 38,200,824.31/7,580.29
  6. Step 6: Final answer
    x = 5,039.49

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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.