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Finding the Fourth Proportional to 5,683.04, 7,843.60 and 4,513.04

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Solution

The fourth proportional to 5,683.04, 7,843.60 and 4,513.04 is: 6,228.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683.04 : 7,843.60 = 4,513.04 : x
  2. Step 2: Convert to fraction form
    5,683.04/7,843.60 = 4,513.04/x
  3. Step 3: Cross multiply
    5,683.04x = 7,843.60 × 4,513.04
  4. Step 4: Simplify right side
    5,683.04x = 35,398,480.54
  5. Step 5: Solve for x
    x = 35,398,480.54/5,683.04
  6. Step 6: Final answer
    x = 6,228.79

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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.