Home / 5,456.39-7,532.67-4,258.80

Finding the Fourth Proportional to 5,456.39, 7,532.67 and 4,258.80

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Solution

The fourth proportional to 5,456.39, 7,532.67 and 4,258.80 is: 5,879.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.39 : 7,532.67 = 4,258.80 : x
  2. Step 2: Convert to fraction form
    5,456.39/7,532.67 = 4,258.80/x
  3. Step 3: Cross multiply
    5,456.39x = 7,532.67 × 4,258.80
  4. Step 4: Simplify right side
    5,456.39x = 32,080,135.00
  5. Step 5: Solve for x
    x = 32,080,135.00/5,456.39
  6. Step 6: Final answer
    x = 5,879.38

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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.