Home / 4,341.33-5,989.64-2,661.90

Finding the Fourth Proportional to 4,341.33, 5,989.64 and 2,661.90

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Solution

The fourth proportional to 4,341.33, 5,989.64 and 2,661.90 is: 3,672.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,341.33 : 5,989.64 = 2,661.90 : x
  2. Step 2: Convert to fraction form
    4,341.33/5,989.64 = 2,661.90/x
  3. Step 3: Cross multiply
    4,341.33x = 5,989.64 × 2,661.90
  4. Step 4: Simplify right side
    4,341.33x = 15,943,809.41
  5. Step 5: Solve for x
    x = 15,943,809.41/4,341.33
  6. Step 6: Final answer
    x = 3,672.56

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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.