Home / 5,504.31-8,256.47-2,381.76

Finding the Fourth Proportional to 5,504.31, 8,256.47 and 2,381.76

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Solution

The fourth proportional to 5,504.31, 8,256.47 and 2,381.76 is: 3,572.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,504.31 : 8,256.47 = 2,381.76 : x
  2. Step 2: Convert to fraction form
    5,504.31/8,256.47 = 2,381.76/x
  3. Step 3: Cross multiply
    5,504.31x = 8,256.47 × 2,381.76
  4. Step 4: Simplify right side
    5,504.31x = 19,664,918.08
  5. Step 5: Solve for x
    x = 19,664,918.08/5,504.31
  6. Step 6: Final answer
    x = 3,572.64

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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.