Home / 4,383.36-6,543.81-4,229.60

Finding the Fourth Proportional to 4,383.36, 6,543.81 and 4,229.60

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Solution

The fourth proportional to 4,383.36, 6,543.81 and 4,229.60 is: 6,314.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,383.36 : 6,543.81 = 4,229.60 : x
  2. Step 2: Convert to fraction form
    4,383.36/6,543.81 = 4,229.60/x
  3. Step 3: Cross multiply
    4,383.36x = 6,543.81 × 4,229.60
  4. Step 4: Simplify right side
    4,383.36x = 27,677,666.06
  5. Step 5: Solve for x
    x = 27,677,666.06/4,383.36
  6. Step 6: Final answer
    x = 6,314.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.