Home / 5,308.34-7,962.50-1,412.44

Finding the Fourth Proportional to 5,308.34, 7,962.50 and 1,412.44

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Solution

The fourth proportional to 5,308.34, 7,962.50 and 1,412.44 is: 2,118.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.34 : 7,962.50 = 1,412.44 : x
  2. Step 2: Convert to fraction form
    5,308.34/7,962.50 = 1,412.44/x
  3. Step 3: Cross multiply
    5,308.34x = 7,962.50 × 1,412.44
  4. Step 4: Simplify right side
    5,308.34x = 11,246,537.12
  5. Step 5: Solve for x
    x = 11,246,537.12/5,308.34
  6. Step 6: Final answer
    x = 2,118.66

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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.