Home / 5,307.10-7,962.70-1,609.36

Finding the Fourth Proportional to 5,307.10, 7,962.70 and 1,609.36

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Solution

The fourth proportional to 5,307.10, 7,962.70 and 1,609.36 is: 2,414.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.10 : 7,962.70 = 1,609.36 : x
  2. Step 2: Convert to fraction form
    5,307.10/7,962.70 = 1,609.36/x
  3. Step 3: Cross multiply
    5,307.10x = 7,962.70 × 1,609.36
  4. Step 4: Simplify right side
    5,307.10x = 12,814,850.87
  5. Step 5: Solve for x
    x = 12,814,850.87/5,307.10
  6. Step 6: Final answer
    x = 2,414.66

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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.