Home / 6,148.48-8,483.88-3,629.92

Finding the Fourth Proportional to 6,148.48, 8,483.88 and 3,629.92

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Solution

The fourth proportional to 6,148.48, 8,483.88 and 3,629.92 is: 5,008.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,148.48 : 8,483.88 = 3,629.92 : x
  2. Step 2: Convert to fraction form
    6,148.48/8,483.88 = 3,629.92/x
  3. Step 3: Cross multiply
    6,148.48x = 8,483.88 × 3,629.92
  4. Step 4: Simplify right side
    6,148.48x = 30,795,805.69
  5. Step 5: Solve for x
    x = 30,795,805.69/6,148.48
  6. Step 6: Final answer
    x = 5,008.69

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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.