Home / 5,564.41-8,341.75-2,787.19

Finding the Fourth Proportional to 5,564.41, 8,341.75 and 2,787.19

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Solution

The fourth proportional to 5,564.41, 8,341.75 and 2,787.19 is: 4,178.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,564.41 : 8,341.75 = 2,787.19 : x
  2. Step 2: Convert to fraction form
    5,564.41/8,341.75 = 2,787.19/x
  3. Step 3: Cross multiply
    5,564.41x = 8,341.75 × 2,787.19
  4. Step 4: Simplify right side
    5,564.41x = 23,250,042.18
  5. Step 5: Solve for x
    x = 23,250,042.18/5,564.41
  6. Step 6: Final answer
    x = 4,178.35

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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.