Home / 5,669.40-8,506.08-2,551.56

Finding the Fourth Proportional to 5,669.40, 8,506.08 and 2,551.56

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Solution

The fourth proportional to 5,669.40, 8,506.08 and 2,551.56 is: 3,828.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.40 : 8,506.08 = 2,551.56 : x
  2. Step 2: Convert to fraction form
    5,669.40/8,506.08 = 2,551.56/x
  3. Step 3: Cross multiply
    5,669.40x = 8,506.08 × 2,551.56
  4. Step 4: Simplify right side
    5,669.40x = 21,703,773.48
  5. Step 5: Solve for x
    x = 21,703,773.48/5,669.40
  6. Step 6: Final answer
    x = 3,828.23

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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.