Home / 10,584.85-15,877.31-3,569.79

Finding the Fourth Proportional to 10,584.85, 15,877.31 and 3,569.79

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Solution

The fourth proportional to 10,584.85, 15,877.31 and 3,569.79 is: 5,354.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,584.85 : 15,877.31 = 3,569.79 : x
  2. Step 2: Convert to fraction form
    10,584.85/15,877.31 = 3,569.79/x
  3. Step 3: Cross multiply
    10,584.85x = 15,877.31 × 3,569.79
  4. Step 4: Simplify right side
    10,584.85x = 56,678,714.27
  5. Step 5: Solve for x
    x = 56,678,714.27/10,584.85
  6. Step 6: Final answer
    x = 5,354.70

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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.