Home / 5,645.36-8,464.96-4,482.83

Finding the Fourth Proportional to 5,645.36, 8,464.96 and 4,482.83

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Solution

The fourth proportional to 5,645.36, 8,464.96 and 4,482.83 is: 6,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.36 : 8,464.96 = 4,482.83 : x
  2. Step 2: Convert to fraction form
    5,645.36/8,464.96 = 4,482.83/x
  3. Step 3: Cross multiply
    5,645.36x = 8,464.96 × 4,482.83
  4. Step 4: Simplify right side
    5,645.36x = 37,946,976.64
  5. Step 5: Solve for x
    x = 37,946,976.64/5,645.36
  6. Step 6: Final answer
    x = 6,721.80

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Double scale
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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.