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Finding the Fourth Proportional to 4,544.80, 6,802.80 and 3,248.80

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Solution

The fourth proportional to 4,544.80, 6,802.80 and 3,248.80 is: 4,862.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,544.80 : 6,802.80 = 3,248.80 : x
  2. Step 2: Convert to fraction form
    4,544.80/6,802.80 = 3,248.80/x
  3. Step 3: Cross multiply
    4,544.80x = 6,802.80 × 3,248.80
  4. Step 4: Simplify right side
    4,544.80x = 22,100,936.64
  5. Step 5: Solve for x
    x = 22,100,936.64/4,544.80
  6. Step 6: Final answer
    x = 4,862.91

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1.5x scale

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.