Home / 8,308.48-12,457.14-3,307.54

Finding the Fourth Proportional to 8,308.48, 12,457.14 and 3,307.54

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Solution

The fourth proportional to 8,308.48, 12,457.14 and 3,307.54 is: 4,959.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308.48 : 12,457.14 = 3,307.54 : x
  2. Step 2: Convert to fraction form
    8,308.48/12,457.14 = 3,307.54/x
  3. Step 3: Cross multiply
    8,308.48x = 12,457.14 × 3,307.54
  4. Step 4: Simplify right side
    8,308.48x = 41,202,488.84
  5. Step 5: Solve for x
    x = 41,202,488.84/8,308.48
  6. Step 6: Final answer
    x = 4,959.09

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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.