Home / 8,342.04-11,511.68-4,805.36

Finding the Fourth Proportional to 8,342.04, 11,511.68 and 4,805.36

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Solution

The fourth proportional to 8,342.04, 11,511.68 and 4,805.36 is: 6,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.04 : 11,511.68 = 4,805.36 : x
  2. Step 2: Convert to fraction form
    8,342.04/11,511.68 = 4,805.36/x
  3. Step 3: Cross multiply
    8,342.04x = 11,511.68 × 4,805.36
  4. Step 4: Simplify right side
    8,342.04x = 55,317,766.60
  5. Step 5: Solve for x
    x = 55,317,766.60/8,342.04
  6. Step 6: Final answer
    x = 6,631.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.