Home / 4,435.16-6,641.80-2,787.62

Finding the Fourth Proportional to 4,435.16, 6,641.80 and 2,787.62

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Solution

The fourth proportional to 4,435.16, 6,641.80 and 2,787.62 is: 4,174.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.16 : 6,641.80 = 2,787.62 : x
  2. Step 2: Convert to fraction form
    4,435.16/6,641.80 = 2,787.62/x
  3. Step 3: Cross multiply
    4,435.16x = 6,641.80 × 2,787.62
  4. Step 4: Simplify right side
    4,435.16x = 18,514,774.34
  5. Step 5: Solve for x
    x = 18,514,774.34/4,435.16
  6. Step 6: Final answer
    x = 4,174.55

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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.